Perhaps you should try some spelling variations:
communication foundation » communication education, communication communication, communication information
foundation comments » foundation documents, foundation movements, foundation endowments
comments dimensions » elements dimensions, content dimensions, communities dimensions
index file » index files, index films, index free

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication foundation comments dimensions ((index file) or (index from))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication foundation comments dimensions ((index file) OR (index from)).
• Adding a wildcard symbol may retrieve word variants: communication foundation comments dimensions ((index file) or (index from))*.