Nisus Writer Express - Manual (Page 203)

Polishing & Managing Documents 183
The expression (find any A or any A followed by any B but only the first one that appears):
finds A in AC and AB in ABB.
0+ Zero or more repeated occurrences (“It may or may not be there.”)
1+ One or more repeated occurrences
The expression (find any A followed by any B which must be there at least one (or more)
time(s)):
finds AB, ABB, and ABBB, but not A or AC.
N - M Times
Between “N” and “M” repeated occurrences
The expression (find any A followed by any B which must be there between 3 and 5 times; using
N - M Times):
finds ABBB, ABBBB and ABBBBB only.
N Times Exactly “N” repeated occurrences
Shortest 0 or 1
Zero or one occurrence, the shortest occurrence
The expression (find any A followed by any B which must be there at least one (or more) time(s),
but only the shortest string of them):
finds only AB regardless of how many B’s appear.
Shortest 0+ Zero or more repeated occurrences (“It may or may not be there.”), the shortest
occurrence
Shortest 1+ One or more repeated occurrences, the shortest occurrence
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Note that the Repeat refers only to the immediately preceding character or variable.