החיפוש שביצעת - "((communication documentary) OR (communication boundary)) guide revision data involving*" - חזר ריק.

אולי כדאי לנסות איות אחר או כתיב מלא:
communication documentary » communication documentation, communication secretary, communications dictionary
communication boundary » communication sound, communication under, communication brenda
guide revision » code revision
data involving » data evolving, adj involving, harm involving
revision data » precision data, vision data, decision data

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