Perhaps you should try some spelling variations:
"based comparative in java programming" » "and comparative in java programming" (Expand search), "based collaborative in java programming" (Expand search), "revealed comparative in java programming" (Expand search), "based comparative in and programming" (Expand search), "based comparative in based programming" (Expand search), "based comparative in goal programming" (Expand search), "based comparative and java programming" (Expand search), "based comparative in japan programming" (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 comparative in java programming") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based comparative in java programming\") OR (\"using python python python programming\"))*".
• Removing quotes may allow a broader search: (( based comparative in java programming ) OR ( using python python python programming ))*.