Perhaps you should try some spelling variations:
"based implementation python coding perl" » "based implementation method coding perl" (Expand search), "based implementation methods coding perl" (Expand search), "based implementation plan coding perl" (Expand search), "and implementation python coding perl" (Expand search), "after implementation python coding perl" (Expand search), "based implementation action coding perl" (Expand search), "based implementation python code perl" (Expand search), "based implementation python codigo perl" (Expand search)
"python codigo python python programming" » "python code python python programming" (Expand search), "python codigo pythons python programming" (Expand search), "python codigo piton python programming" (Expand search), "python codigo pitons 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 implementation python coding perl") OR ("python codigo python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based implementation python coding perl\") OR (\"python codigo python python programming\"))".
• Removing quotes may allow a broader search: (( based implementation python coding perl ) OR ( python codigo python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("based implementation python coding perl") OR ("python codigo python python programming"))*.