Perhaps you should try some spelling variations:
"and computation using input problem" » "and computations using input problem" (Expand search), "and computation in input problem" (Expand search), "and composition using input problem" (Expand search), "and computational using input problem" (Expand search), "of computation using input problem" (Expand search), "and computation using about problem" (Expand search), "and computation using cut problem" (Expand search), "and computation single input problem" (Expand search), "and computation 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: (("and computation using input problem") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computation using input problem\") OR (\"using python python python programming\"))*".
• Removing quotes may allow a broader search: (( and computation using input problem ) OR ( using python python python programming ))*.