החיפוש שביצעת - information requirements a decision ((david group) or (((david groos) or (david cook))))* - חזר ריק.

אולי כדאי לנסות איות אחר או כתיב מלא:
information requirements » nutrition requirements, irrigation requirements, information environments
requirements a » requirements _
david group » aid group, acid group, david groome
david groos » david groome, david brooks, david crook
david cook » david cox

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