Established 1967
AND
to find documents containing both terms. E.g., seaforth AND wight
shows results with both "seaforth" and "wight".OR
for documents with either term. E.g., seaforth OR wight
fetches results with "seaforth", "wight", or both.NOT
. E.g., seaforth NOT wight
finds results with "seaforth" but without "wight".OR
. So, seaforth wight
equals seaforth OR wight
.(seaforth OR wight) AND engine
finds results with "engine" and either "seaforth" or "wight".AND
, OR
, and NOT
are capitalized to work as operators."weather helm"
will search for the phrase, not the individual words.Thanks Chris.