# Error in Boolean search for '$(LOGICAL_WORDS)'

Boolean expressions need to be 'correct' in order for the search system to use them. The expression you entered has errors in it.

Examples of correct expressions are: cat and dog, cat not dog, cat or (dog not nose).
Note that the operator not has the meaning of 'without'.

> $(SYNTAXERROR)

Match: $(METHOD) Format: $(FORMAT) Sort: $(SORT)
Refine search:

ht://Dig $(VERSION)