app/views/catalog/_advanced_search_help.html.erb
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<h4 class="card-title">Search tips</h4>
<ul class="advanced-help">
<li>Select "match all" to require all fields.</li>
<li>Select "match any" to find results matching at least one field.</li>
<li>Use quotation marks to search for a phrase.</li>
<li>Use "AND" between words or phrases or a "+" in front of additional words to make them required.</li>
<li>Use "NOT" or a "-" in front of a word or phrase to exclude that word from the search.</li>
<li>Use "OR" between words to search for one of the other of those results</li>
<li>Use parentheses to nest your queries.</li>
<li>Use wildcard "?" to represent a single character and "*" to represent 0 or more characters.</li>
</ul>
<p>See the <a href="https://catalog.libraries.psu.edu/search_tips">search tips page</a> for more.</p>
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