Perhaps you should try some spelling variations:
"coder _ decoding java programming" » "coder _ decoding and programming" (Expand search), "coder _ decoding based programming" (Expand search), "coder _ decoding goal programming" (Expand search), "coder _ decoding gait programming" (Expand search), "coder _ decoding map programming" (Expand search)
"python based python python programming" » "python based pythons python programming" (Expand search), "python based piton python programming" (Expand search), "python based pitons python programming" (Expand search), "action based python python programming" (Expand search), "python based path python programming" (Expand search), "python gate python python programming" (Expand search), "python and 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: (("coder _ decoding java programming") OR ("python based python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder _ decoding java programming\") OR (\"python based python python programming\"))".
• Removing quotes may allow a broader search: (( coder _ decoding java programming ) OR ( python based python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder _ decoding java programming") OR ("python based python python programming"))*.