Perhaps you should try some spelling variations:
"by computation using computer program" » "by computations using computer program" (Expand search), "by computation in computer program" (Expand search), "by composition using computer program" (Expand search), "by computational using computer program" (Expand search), "of computation using computer program" (Expand search), "_ computation using computer program" (Expand search)
"using coding on python programming" » "using coping on python programming" (Expand search), "using coating on python programming" (Expand search), "using cooking on python programming" (Expand search), "using coding of python programming" (Expand search), "using coding in python programming" (Expand search), "using coding an python programming" (Expand search), "using coding _ python programming" (Expand search)

You may be able to get more results by adjusting your search query.

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