Advanced keyword searching is now available on PDF, WORD and HTML files once automatic indexing is enabled and the indexing process has been completed.
https://www.stsoftware.com.au/site/ST/blog/article/advanced-text-search/
Simple search form
Sample Advanced search form
A class can have many fields included in the key word search from the current record or related records.
Keyword searches give a powerful search facility in a single "Google" style search box. A convenient and simple search box can be used instead of the more advanced search screen in many cases.
The keyword index uses the Soundex algorithm to create the unique set of words, this allows for direct index searches on either the actual words or the words that sound like those entered.