Perhaps you should try some spelling variations:
functions computational » function computation, directions computational, section computational
programming perceptions » programming exceptions, programming exception, programming operations
functions computation » function computation, functions composition, function composition
perceptions from » perception from, perceptions among, perceptions about
from civics » from civil

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• Performing a fuzzy search may retrieve terms with similar spellings: ((functions computation) or (functions computational)) programming perceptions from civics~.
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