Perhaps you should try some spelling variations:
"coder implementation doi robots programming" » "code implementation doi robots programming" (Expand search), "decoder implementation doi robots programming" (Expand search), "model implementation doi robots programming" (Expand search), "coder implementation fodi robots programming" (Expand search), "coder implementation of robots programming" (Expand search), "coder implementation on robots programming" (Expand search), "coder implementation dof robots programming" (Expand search), "coder implementation to robots programming" (Expand search)
"python coding python python programming" » "action coding python python programming" (Expand search), "python code python python programming" (Expand search), "python codigo python python programming" (Expand search), "python codigos python python programming" (Expand search), "python using python python programming" (Expand search), "python coding pythons python programming" (Expand search), "python coding piton python programming" (Expand search), "python coding pitons 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 doi robots programming") OR ("python coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder implementation doi robots programming\") OR (\"python coding python python programming\"))".
• Removing quotes may allow a broader search: (( coder implementation doi robots programming ) OR ( python coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder implementation doi robots programming") OR ("python coding python python programming"))*.