Perhaps you should try some spelling variations:
communication collision » communication commission, communication cohesion, communication collections
dimension arrays » dimension array, dimensional arrays, dimensional array
collision based » collocation based, collision system, collision cables
based dimension » based dispersion, basic dimensions, based extension

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

• Performing a fuzzy search may retrieve terms with similar spellings: communication collision based dimension arrays _~.
• Adding a wildcard symbol may retrieve word variants: communication collision based dimension arrays _*.