Perhaps you should try some spelling variations:
communication documentation » communication foundation, communication communication, communication conversation
documentation methods » segmentation methods
decision estate » decision state, decision gate, decision strategy
decision essays » decisions essays, decision eclas, description essays

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 methods ((decision estate) OR (decision essays)) banks~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "communication documentation methods ((decision estate) OR (decision essays)) banks".
• Adding a wildcard symbol may retrieve word variants: communication documentation methods ((decision estate) OR (decision essays)) banks*.