Perhaps you should try some spelling variations:
"based computation by nested program" » "based computational by nested program" (Expand search), "based competition by nested program" (Expand search), "based compilation by nested program" (Expand search), "based computation of nested program" (Expand search), "based computation _ nested program" (Expand search), "based computation in nested program" (Expand search), "based computation by nest program" (Expand search), "based computation by based program" (Expand search), "based computation by merged 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: (("based computation by nested program") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based computation by nested program\") OR (\"using python python python programming\"))".
• Removing quotes may allow a broader search: (( based computation by nested program ) OR ( using python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("based computation by nested program") OR ("using python python python programming"))*.