The search is based on Perl-compatible, case-insensitive regular expressions. Thus:
.*
(a dot and a star, no spaces between and at either end)
in the search field between your wordsAdditionally, \d
means [0-9], \w
means [a-zA-z0-9_], \s
- whitespace, \b
- word border.
More details on Perl pages.
Patterns matching any word (such as .*
, all periods etc.) are forbidden.
The expression should be at least two characters long.