About stop words and special characters in searches

Last published : Apr 17, 2026
Stop words
Stop words are a set of commonly used words that Insight Personal Archive ignores when it performs a search. Insight Personal Archive treats the following words as stop words:
  • a, an, and, are, as, at-be, but, by-for-if, in, into, is, it-no, not-of, on, or-such-that, the, their, then, there, these, they, this, to-was, will, with>Note: The stop words are supported in English only, unless your company subscribes to the option to perform enhanced searches in Japanese.
Note the following special cases:
  • The words AND, OR, and NOT act as operators in a Boolean operator search.
Special characters
Insight Personal Archive omits the following special characters from searches:
* @ % ^ - + = _ { } [ ] , < > ; : / \ ?
Note the following special cases:
  • Question marks and asterisks act as wildcard characters in a wildcard search.
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