החיפוש שביצעת - communication ((communication third) or (communication technology)) motions euclidean graphs - חזר ריק.

אולי כדאי לנסות איות אחר או כתיב מלא:
communication third » communications third, communication theory, communication ethics
motions euclidean » moving euclidean, models euclidean, points euclidean
euclidean graphs » euclidean spaces, euclidean gibbs, euclidean group

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