החיפוש שביצעת - "((functions computation) or (functions conditional)) programming testing method problems*" - חזר ריק.

אולי כדאי לנסות איות אחר או כתיב מלא:
functions computation » function computation, functions composition, function composition
functions conditional » functions functional, functional conditioning, functions computational
programming testing » programming designing, programming reasoning, programming extending
method problems » methods problems, method process
testing method » testing methods, casting method, test method

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