Perhaps you should try some spelling variations:
communication applications » communication education, education applications
communication cohesion » communication collections, communication control, communication cost
dispersion euclidean » dimension euclidean, dispersers euclidean, dimensional euclidean
based dispersion » wave dispersion, gas dispersion, based discussion
space » dspace

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((communication cohesion) or (communication applications)) based dispersion euclidean space~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((communication cohesion) OR (communication applications)) based dispersion euclidean space.
• Adding a wildcard symbol may retrieve word variants: ((communication cohesion) or (communication applications)) based dispersion euclidean space*.