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

> PMC Somalia
    Downloads / Operation Arrowhead / Modules   ||  Tags: Somalia

Found in forums

> PMC Somalia
    FORUMS / Operation Arrowhead / Addons and Mods: Complete / Islands   ||  Tags: Pmc, Somalia, Terrain