how can i do a word wide search on mapkit and not just in certain parameters : I am new to programming and I am trying to do a world wide search for countries and cities. 
[this is my location search table][1]


[this is my main VC][2]


  [1]: https://i.stack.imgur.com/7pd3w.png
  [2]: https://i.stack.imgur.com/cXY9a.png