החיפוש שביצעת - communication cost ((basic dimensions) or (based dimension)) delta lakes - חזר ריק.

אולי כדאי לנסות איות אחר או כתיב מלא:
communication cost » communication cross, communication case, communication control
basic dimensions » pacific dimensions, design dimensions, family dimensions
based dimension » based dispersion, based extension, based diffusion
delta lakes » delta ladies, delta like, delta levels

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