Perhaps you should try some spelling variations:
communication documentation » communication foundation, communication communication, communication conversation
documentation basic » documentation basics, documentation based, documentation asia
basic dimensions » based dimension, pacific dimensions, design dimensions
databases based » database based, databases case, databases bncod

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

• If you are trying to use Boolean operators, they must be ALL CAPS: communication documentation basic dimensions ((databases based) OR (databases under))~.
• Adding a wildcard symbol may retrieve word variants: communication documentation basic dimensions ((databases based) or (databases under))*.