Perhaps you should try some spelling variations:
communication documentation » communication foundation, communication communication
communication conversation » communication information, communication cohesion, communication communication
fast dimension » first dimension, hat dimension, lost dimension
dimension some » dimensions some, dimension shape, dimension sense
some linear » time linear, some nonlinear, simple 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) or (communication conversation)) fast dimension some linear~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((communication documentation) OR (communication conversation)) fast dimension some linear.
• Adding a wildcard symbol may retrieve word variants: ((communication documentation) or (communication conversation)) fast dimension some linear*.