Perhaps you should try some spelling variations:
"based computation of parsing problem" » "based computational of parsing problem" (Expand search), "based competition of parsing problem" (Expand search), "based compilation of parsing problem" (Expand search), "based computation of parking problem" (Expand search), "based computation of packing problem" (Expand search), "based computation of nursing problem" (Expand search), "based computation of passing problem" (Expand search), "based computation log parsing 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 computation of parsing problem") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based computation of parsing problem\") OR (\"using python python python programming\"))".
• Removing quotes may allow a broader search: (( based computation of parsing problem ) OR ( using python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("based computation of parsing problem") OR ("using python python python programming"))*.