Perhaps you should try some spelling variations:
functions computation » functions composition, function composition, functional composition
function computation » function computing, function decomposition, section computational
programming decision » programming decisions, programming recursion, programming design
decision acid » decision aid, decision aids, decision acl
acid citrus » acid citric, asian citrus

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((function computation) OR (functions computation)) programming decision acid citrus~.
• Adding a wildcard symbol may retrieve word variants: ((function computation) or (functions computation)) programming decision acid citrus*.