Perhaps you should try some spelling variations:
"coder implementation of tree programming" » "code implementation of tree programming" (Expand search), "decoder implementation of tree programming" (Expand search), "model implementation of tree programming" (Expand search), "coder implementation of free programming" (Expand search), "coder implementation of the programming" (Expand search), "coder implementation of time programming" (Expand search)
"python in python python programming" » "python in pythons python programming" (Expand search), "python in piton python programming" (Expand search), "python in pitons python programming" (Expand search), "python and python python programming" (Expand search), "python _ python python programming" (Expand search), "python c 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 implementation of tree programming") OR ("python in python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder implementation of tree programming\") OR (\"python in python python programming\"))".
• Removing quotes may allow a broader search: (( coder implementation of tree programming ) OR ( python in python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder implementation of tree programming") OR ("python in python python programming"))*.