Perhaps you should try some spelling variations:
"based computational using input problem" » "and computational using input problem" (Expand search), "by computational using input problem" (Expand search), "based computation using input problem" (Expand search), "based computations using input problem" (Expand search), "based computacional usinas input problem" (Expand search), "based computational using about problem" (Expand search), "based computational using cut problem" (Expand search), "based computational single input problem" (Expand search), "based computational using insect problem" (Expand search)
"using python python python programming" » "using pythons python python programming" (Expand search), "using piton python python programming" (Expand search), "using pitons python python programming" (Expand search), "usando python python python programming" (Expand search), "in python python 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: (("based computational using input problem") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based computational using input problem\") OR (\"using python python python programming\"))".
• Removing quotes may allow a broader search: (( based computational using input problem ) OR ( using python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("based computational using input problem") OR ("using python python python programming"))*.