How do I obtain spaces before prepositions? : <p>I have the string 'WordsofWisdom'
and if I apply this:</p>

<pre><code>replaceAll("([^_])([A-Z])", "$1 $2") 
</code></pre>

<p>it produces 'Wordsof Wisdom', but what do I have to write to obtain a space before the word 'of'?</p>
