Perhaps you should try some spelling variations:
communication concepts » communication circuits, communication congresses, communication channels
communication control » communication culture, communication channel, communication cross
course dimensions » core dimensions, four dimensions, course divisions
dimensions gauge » dimensions age, dimensions causes, dimensions image
gauge spaces » large space, safe spaces, use spaces

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((communication control) OR (communication concepts)) course dimensions gauge spaces~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((communication control) OR (communication concepts)) course dimensions gauge spaces".
• Adding a wildcard symbol may retrieve word variants: ((communication control) OR (communication concepts)) course dimensions gauge spaces*.