Perhaps you should try some spelling variations:
"and computational and coding program" » "_ computational and coding program" (Expand search), "and computational fluid coding program" (Expand search), "and computational and cloning program" (Expand search), "and computational and loading program" (Expand search), "and computational and cooling programs" (Expand search), "and computational and coping program" (Expand search), "and computational and cooling program" (Expand search), "and computational and cooking program" (Expand search)
"using computation using computer program" » "using computational using computer program" (Expand search), "using imputation using computer program" (Expand search), "using compilation using computer program" (Expand search), "using computations using computer program" (Expand search), "using computation in computer program" (Expand search), "using composition using computer program" (Expand search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("and computational and coding program") OR ("using computation using computer program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computational and coding program\") OR (\"using computation using computer program\"))*".
• Removing quotes may allow a broader search: (( and computational and coding program ) OR ( using computation using computer program ))*.