Perhaps you should try some spelling variations:
communication documentation » communication foundation, communication communication, communication conversation
documentation basics » documentation basic, documentation based, documentation asia
basics dimensions » basic dimensions, physics dimensions, based dimensions
image space » image search
gate » gave, game, gale
stacks » stack, snacks

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication documentation basics dimensions ((image space) or (gate stacks))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication documentation basics dimensions ((image space) OR (gate stacks)).
• Adding a wildcard symbol may retrieve word variants: communication documentation basics dimensions ((image space) or (gate stacks))*.