rame with information of APIs
matching the search keywords is returned. Multiple search functions can
be applied over each other utilizing the data.frame structure of the
result.</p>
<div class="sourceCode" id="cb4"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span class="co">##Single Criteria</span>
<span class="fu"><a href="../reference/search_api_by_title.html">search_api_by_title</a></span><span class="op">(</span>title_contains <span class="op">=</span> <span class="st">"pollution"</s