Perhaps you should try some spelling variations:
"decoder implementation and cone programming" » "code implementation and cone programming" (Expand search), "model implementation and cone programming" (Expand search), "record implementation and cone programming" (Expand search), "decoder implementation of cone programming" (Expand search), "decoder implementation and and programming" (Expand search), "decoder implementation and computer programming" (Expand search), "decoder implementation and _ 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 and python python programming" (Expand search), "python gate 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: (("decoder implementation and cone programming") OR ("python based python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"decoder implementation and cone programming\") OR (\"python based python python programming\"))".
• Removing quotes may allow a broader search: (( decoder implementation and cone programming ) OR ( python based python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("decoder implementation and cone programming") OR ("python based python python programming"))*.