החיפוש שביצעת - communication cohesion pattern dispersion ((chapter layer) OR (water layer)) - חזר ריק.

אולי כדאי לנסות איות אחר או כתיב מלא:
communication cohesion » communication collections, communication control, communication cost
pattern dispersion » matter dispersion, water dispersion, scattering dispersion
cohesion pattern » cohesive pattern, compression pattern, coalition pattern
water layer » water water, water heater

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