Perhaps you should try some spelling variations:
communications conventions » communications convention, communications connections, communication contention
conventions fast » inventions fast, conditions fast, conversion fast
dates resolving » systems resolving, changes resolving, system resolving
fast decision » fat decision, first decision, coast decision
data proving » data improving, data providing, data moving

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

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