Tagging Discussion » And+Or Search Posts

Is there a way to have Derpibooru have an And and Or option available at once: Like if I want Twilight either grazing or doing horse things? Both kind of mean the same thing.
(Please do answer the question even if my example isn't perfect.)
Interested in advertising on Derpibooru? Click here for information!
Ministry of Image - Fanfiction Printing

Derpibooru costs over $25 a day to operate - help support us financially!

Syntax quick reference: *bold* _italic_ [spoiler]hide text[/spoiler] @code@ +underline+ -strike- ^sup^ ~sub~