Perhaps you should try some spelling variations:
"coder implementation in pid programming" » "code implementation in pid programming" (Expand search), "decoder implementation in pid programming" (Expand search), "model implementation in pid programming" (Expand search), "coder implementation and pid programming" (Expand search), "coder implementation of pid programming" (Expand search), "coder implementation in aid programming" (Expand search), "coder implementation in rapid programming" (Expand search), "coder implementation in grid programming" (Expand search), "coder implementation in pied programming" (Expand search), "coder implementation in pig programming" (Expand search), "coder implementation in pit programming" (Expand search)
"python coding python python programming" » "python codigo python python programming" (Expand search), "action coding python python programming" (Expand search), "python code 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 in pid programming") OR ("python coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder implementation in pid programming\") OR (\"python coding python python programming\"))".
• Removing quotes may allow a broader search: (( coder implementation in pid programming ) OR ( python coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder implementation in pid programming") OR ("python coding python python programming"))*.