Perhaps you should try some spelling variations:
communication documentation » communication foundation, communication communication, communication conversation
documentation based » documentation fast, documentation a, documentation center
based dimensions » based dimension, basic dimensions, based dimensioning
ctrees linear » entrees linear, curves linear, stress linear
trees linear » less linear

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 based dimensions ((trees linear) or (ctrees linear))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication documentation based dimensions ((trees linear) OR (ctrees linear)).
• Adding a wildcard symbol may retrieve word variants: communication documentation based dimensions ((trees linear) or (ctrees linear))*.