Different results when I type in my input : **Hello,**

do you know why when i tape in input '**coup**', next '**cou**', next '**coup**' results its differents (use backspace) ? 

[jsfiddle.net/xbuppd1r/43][1]

    var data = {"cards":[{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+SimpleData, Assembly-CSharp-Editor","Id":89,"Name":"anathar","CardType":0,"CostAP":7,"Life":7,"Attack":4,"MovementPoint":2,"Families":[70],"IsToken":false,"Rarity":3,"GodType":0,"Extension":1,"LinkedCards":[],"Texts":{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+TextData, Assembly-CSharp-Editor","NameFR":"Anathar","DescFR":"<b>CONTRE COUP :</b>\nTant qu'il est en vie, Anathar prend le contrôle de son adversaire.","NameEN":"Anathar","DescEN":"<b>COUNTERATTACK:</b>\nSo long as he is alive, Anathar takes control of his opponent.","NameES":"Anathar","DescES":"<b>VENGANZA:</b>\nMientras esté vivo, Anathar toma el control de su contrincante."}},{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+SimpleData, Assembly-CSharp-Editor","Id":137,"Name":"appel_a_la_baston","CardType":1,"CostAP":7,"Life":0,"Attack":0,"MovementPoint":0,"Families":[1],"IsToken":false,"Rarity":3,"GodType":1,"Extension":1,"LinkedCards":[],"Texts":{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+TextData, Assembly-CSharp-Editor","NameFR":"Appel à la Baston","DescFR":"Piochez portée 4 cartes.\r\nGardez les invocations et défaussez les autres.","NameEN":"Call to Brawl","DescEN":"Draw 4 cards.\r\nKeep the Summons and discard any others.","NameES":"Toque de Refriega","DescES":"Robas 4 cartas.\r\nConservas las invocaciones y descartas las otras."}},{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+SimpleData, Assembly-CSharp-Editor","Id":20,"Name":"sphincter_cell","CardType":0,"CostAP":5,"Life":4,"Attack":4,"MovementPoint":3,"Families":[19],"IsToken":false,"Rarity":2,"GodType":0,"Extension":1,"LinkedCards":[],"Texts":{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+TextData, Assembly-CSharp-Editor","NameFR":"Sphincter Cell","DescFR":"<b>COUP DE GRÂCE :</b>\nRécupérez le dernier Rat parti dans votre défausse.\r","NameEN":"Sphincter Cell","DescEN":"<b>FINAL BLOW:</b>\nRetrieve the last Rat that went to your discard pile.\n","NameES":"Sfinter Cell","DescES":"<b>GOLPE DE GRACIA:</b>\nRecuperas la última rata enviada a tu descarte.\n"}    },{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+SimpleData, Assembly-CSharp-Editor","Id":20,"Name":"sphincter_cell","CardType":0,"CostAP":5,"Life":4,"Attack":4,"MovementPoint":3,"Families":[19],"IsToken":false,"Rarity":2,"GodType":0,"Extension":1,"LinkedCards":[],"Texts":{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+TextData, Assembly-CSharp-Editor","NameFR":"Sphincter Cell","DescFR":"<b>COUP DE GRÂCE :</b>\nRécupérez le dernier Rat parti dans votre défausse.\r","NameEN":"Sphincter Cell","DescEN":"<b>FINAL BLOW:</b>\nRetrieve the last Rat that went to your discard pile.\n","NameES":"Sfinter Cell","DescES":"<b>GOLPE DE GRACIA:</b>\nRecuperas la última rata enviada a tu descarte.\n"}    },{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+SimpleData, Assembly-CSharp-Editor","Id":20,"Name":"sphincter_cell","CardType":0,"CostAP":5,"Life":4,"Attack":4,"MovementPoint":3,"Families":[19],"IsToken":false,"Rarity":2,"GodType":0,"Extension":1,"LinkedCards":[],"Texts":{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+TextData, Assembly-CSharp-Editor","NameFR":"Sphincter Cell","DescFR":"<b>COUP DE GRÂCE :</b>\nRécupérez le dernier Rat parti dans votre défausse.\r","NameEN":"Sphincter Cell","DescEN":"<b>FINAL BLOW:</b>\nRetrieve the last Rat that went to your discard pile.\n","NameES":"Sfinter Cell","DescES":"<b>GOLPE DE GRACIA:</b>\nRecuperas la última rata enviada a tu descarte.\n"}    },{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+SimpleData, Assembly-CSharp-Editor","Id":20,"Name":"sphincter_cell","CardType":0,"CostAP":5,"Life":4,"Attack":4,"MovementPoint":3,"Families":[19],"IsToken":false,"Rarity":2,"GodType":0,"Extension":1,"LinkedCards":[],"Texts":{"$type":"Assets.Code.Editor.Helpers.SimpleCardDataExporter+TextData, Assembly-CSharp-Editor","NameFR":"Sphincter Cell","DescFR":"<b>COUP DE GRÂCE :</b>\nRécupérez le dernier Rat parti dans votre défausse.\r","NameEN":"Sphincter Cell","DescEN":"<b>FINAL BLOW:</b>\nRetrieve the last Rat that went to your discard pile.\n","NameES":"Sfinter Cell","DescES":"<b>GOLPE DE GRACIA:</b>\nRecuperas la última rata enviada a tu descarte.\n"}    }]}
      
    	$('#search').keyup( function() {
    	  var InputVal = $('#search').val();
    	  var myExp = new RegExp(InputVal, "i");
    	  
    	  if(InputVal.length > 0) {
    	  var results = data.cards.filter( function(obj){
    		for ( var key in obj )
    			  if ( String( obj.Texts.DescFR ).toLowerCase().match(myExp))  return true;
    			  if ( String( obj.Name ).toLowerCase().match(myExp) ) return true;
    		return false;
    	  });
    	  
    	var newHTML = [];
    
    	 
    	  
    	for (var i = 0; i < results.length; i++) {
    		
    			newHTML.push(results[i].Name);
    			
    	}	
    
    	console.log(JSON.stringify(newHTML));
    	// our variable holding starting index of this "page"
    	var index = 0;
    
    	// display our initial list
    	displayNext();
    
    	$("#next").click(function(event) {
    		event.preventDefault();
    	  // display next elements
    	  displayNext();
    	});
    
    	
    	function displayNext() {
    	  // get the list element
    	  var list = $('#list');
    	  
    	  // get index stored as a data on the list, if it doesn't exist then assign 0
    	  var index = list.data('index') % newHTML.length || 0;
    	  
    	  // save next index - for next call
    	  list.data('index', index + 16);
    	  
    	  // 1) get 20 elements from array - starting from index, using Array.slice()
    	  // 2) map them to array of li strings
    	  // 3) join the array into a single string and set it as a HTML content of list
    
    	  list.html($.map(newHTML.slice(index, index + 16), function(val) {
    		  console.log(val);
    		return '<div class="col-md-2">' + val + '</div>';
    	  }).join(''));
    	}
    	
    		
    	  }
    	
    	
    	});


  [1]: http://jsfiddle.net/xbuppd1r/43

I don't kknow why its different results when I type in my entry, its very strange :/

Thx