[C] Any Consonant

Consonant class

[V] Any Vowel

Vowel class

* Zero or More
Phones or Diacritics

An asterisk represents zero or more phones, except when it occurs immediately before a closed square bracket that surrounds a diacritic placeholder [◌*].

+ One or More
Phones or Diacritics

A plus sign represents one or more phones, except when it occurs immediately before a closed square bracket that surrounds a diacritic placeholder [◌+].

# Space/Word Boundary

A number sign represents a space or word boundary. (Parsed data sources contain no spaces.)

Diacritic Placeholder

A diacritic placeholder is a dotted circle to which diacritics can be attached if the search pattern does not match a specific base character.
It is surrounded by square brackets [◌].

[ ] AND Group

An AND group is a list of pattern members, all of which must describe a phone in order for the phone to qualify as a match.

{ } OR Group

An OR group is a list of pattern members, only one of which must describe a phone in order for the phone to qualify as a match.