Talvez debería tentar con algunhas variantes ortográficas:
communication information » communication international, communication education
database optimising » databases optimizing, data optimising, database optimized
information omni » information over, information open, information out
omni directional » _ omnidirectional, bi directional, _ directional
database limited » database optimized, database assisted, database oriented

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication information omni directional ((database optimising) or (database limited))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: communication information omni directional ((database optimising) OR (database limited)).
• Adding a wildcard symbol may retrieve word variants: communication information omni directional ((database optimising) or (database limited))*.