Perhaps you should try some spelling variations:
"coder implementation and vpython programming" » "code implementation and vpython programming" (Expand search), "decoder implementation and vpython programming" (Expand search), "model implementation and vpython programming" (Expand search), "coder implementation and method programming" (Expand search), "coder implementation and creation programming" (Expand search), "coder implementation of vpython programming" (Expand search), "coder implementation and python programming" (Expand search), "coder implementation 3d vpython 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.

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