החיפוש שביצעת - communication cost data ((((decision get) or (decision gate))) or (decisions data)) liburd* - חזר ריק.

אולי כדאי לנסות איות אחר או כתיב מלא:
communication cost » communication cross, communication case, communication control
decisions data » decision data, decisions eat, decisions david
decision gate » decision game, decision case, decision data
decision get » decisions get, decision agent, decision de
cost data » test data, fast data

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