Perhaps you should try some spelling variations:
communication concepts » communication circuits, communication congresses, communication channels
concepts fast » concepts facts, concepts gastro, concepts basic
fast decision » fat decision, first decision, coast decision
data every » pasta every, data query, data event
data entry » data centric, data centers
over » cover

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication concepts fast decision ((data every) or (((data entry) or (data over))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication concepts fast decision ((data every) OR (((data entry) OR (data over)))).
• Adding a wildcard symbol may retrieve word variants: communication concepts fast decision ((data every) or (((data entry) or (data over))))*.