Perhaps you should try some spelling variations:
"applying computation using computer program" » "applying computational using computer program" (Expand search), "employing computational using computer program" (Expand search), "applying compositional using computer program" (Expand search), "applying computations using computer program" (Expand search), "applying computation in computer program" (Expand search), "applying composition using computer program" (Expand search)
"using modis from python programming" » "using mobile from python programming" (Expand search), "using modis from pathogen programming" (Expand search), "using modis from anthony programming" (Expand search), "using modes from python programming" (Expand search), "using mods from python programming" (Expand search), "using models from python programming" (Expand search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("applying computation using computer program") OR ("using modis from python programming"))~.
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• Adding a wildcard symbol may retrieve word variants: (("applying computation using computer program") OR ("using modis from python programming"))*.