החיפוש שביצעת - communication control basic dimensions euclidean plane* - חזר ריק.

אולי כדאי לנסות איות אחר או כתיב מלא:
communication control » communication concepts, communication culture, communication channel
dimensions euclidean » dimension euclidean, dimensional euclidean, motions euclidean
basic dimensions » based dimension, pacific dimensions, design dimensions
euclidean plane » euclidean space, euclidean spaces
control basic » control basics, control asia, control based

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