Several comma-separated tags will be considered as logical AND between them. You can also use semicolon for logical OR. AND has a priority over OR and you cannot use parentheses for logical grouping. Asterisk (*) within a tag will be regarded as a mask for "any string".

Found in pages

> A Day As Policeman 2
    Downloads / Operation Arrowhead / Scenario / SP missions   ||  Tags: Police Mission

Found in forums

> A Day as Policeman 2
    FORUMS / Operation Arrowhead / Missions WIP   ||  Tags: Police Mission