Perhaps you should try some spelling variations:
"and computations using computer program" » "and computation using computer program" (Expand search), "and populations using computer program" (Expand search), "and computations in computer program" (Expand search), "and computational using computer program" (Expand search), "and competitions using computer program" (Expand search)
"using coding modulo python programming" » "using coding model python programming" (Expand search), "using encoding module python programming" (Expand search), "using coding mode python programming" (Expand search), "using coding codigo python programming" (Expand search), "using coping modulo python programming" (Expand search), "using coating modulo python programming" (Expand search), "using cooking modulo python programming" (Expand search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("and computations using computer program") OR ("using coding modulo python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computations using computer program\") OR (\"using coding modulo python programming\"))".
• Removing quotes may allow a broader search: (( and computations using computer program ) OR ( using coding modulo python programming )).
• Adding a wildcard symbol may retrieve word variants: (("and computations using computer program") OR ("using coding modulo python programming"))*.