Perhaps you should try some spelling variations:
communication constructive » communication interactive, communication structure, communication cooperative
communication structures » communication infrastructures, communication studies, communication strategies
basic dimensions » based dimension, pacific dimensions, design dimensions
dimensions index » dimensional index, dimensions under, dimensions des
index tree » index free, index time, indexing tree

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((communication constructive) or (communication structures)) basic dimensions index tree~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((communication constructive) OR (communication structures)) basic dimensions index tree.
• Adding a wildcard symbol may retrieve word variants: ((communication constructive) or (communication structures)) basic dimensions index tree*.