  context += <span class="stringliteral">&quot; &quot;</span> + new_word;</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;                        start = context.find_first_not_of(<span class="stringliteral">&quot; &quot;</span>);</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;                        start = context.find_first_of(<span class="stringliteral">&quot; &quot;</span>, start);</div>
<div class="line"><a name="l00091"></a><spa