Perhaps you should try some spelling variations:
"and computation in several program" » "and computational in several program" (Expand search), "of computation in several program" (Expand search), "and computation in federal program" (Expand search), "and computation in federal programs" (Expand search), "and computation in federal programa" (Expand search), "and computation and several program" (Expand search), "and computation of several program" (Expand search), "and imputation in several program" (Expand search), "and computation in severe program" (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 in several program") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computation in several program\") OR (\"using python python python programming\"))".
• Removing quotes may allow a broader search: (( and computation in several program ) OR ( using python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("and computation in several program") OR ("using python python python programming"))*.