Perhaps you should try some spelling variations:
communication foundation » communication education, communication communication, communication information
foundation political » formation political, foundations practical, foundation analytical
dimensions dense » dimensions lenses, dimensions des, dimensions define
dimension sense » dimensions lenses, dimension shape

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 political ((dimensions dense) or (dimension sense)) linear~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication foundation political ((dimensions dense) OR (dimension sense)) linear.
• Adding a wildcard symbol may retrieve word variants: communication foundation political ((dimensions dense) or (dimension sense)) linear*.