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 using python python programming" » "python using pythons python programming" (Expand search), "python using piton python programming" (Expand search), "python using pitons python programming" (Expand search), "python usando python python programming" (Expand search), "python coding python python programming" (Expand search), "action using python python programming" (Expand search), "python in python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"decoder implementation and cone programming\") OR (\"python using python python programming\"))~".
• Removing quotes may allow a broader search: (( decoder implementation and cone programming ) OR ( python using python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("decoder implementation and cone programming") OR ("python using python python programming"))*.