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

> Minefield and IED script DEMO
    Downloads / Arma 3 / Editing / Scripts   ||  Tags: Demo Mission, Ied Script, Mines Script

Found in forums

> IED Script (Help)
    FORUMS / Editing / Scripting / Arma 3   ||  Tags: Arma 3 Alpha, Ied Script