Perhaps you should try some spelling variations:
"of computation using computer program" » "of computations using computer program" (Expand search), "of computation in computer program" (Expand search), "of composition using computer program" (Expand search), "of computational using computer program" (Expand search), "the computation using computer program" (Expand search)
"using coding opencv python programming" » "using using opencv python programming" (Expand search), "using codigo opencl python programming" (Expand search), "using coding pnc python programming" (Expand search), "using coping opencv python programming" (Expand search), "using coating opencv python programming" (Expand search), "using cooking opencv 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: (("of computation using computer program") OR ("using coding opencv python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"of computation using computer program\") OR (\"using coding opencv python programming\"))".
• Removing quotes may allow a broader search: (( of computation using computer program ) OR ( using coding opencv python programming )).
• Adding a wildcard symbol may retrieve word variants: (("of computation using computer program") OR ("using coding opencv python programming"))*.