Perhaps you should try some spelling variations:
"coder coder controller using problem" » "coder mode controller using problem" (Expand search), "coder order controller using problem" (Expand search), "coder power controller using problem" (Expand search), "coder coder controllers using problem" (Expand search), "coder coder controller tuning problem" (Expand search), "coder coder control using problem" (Expand search), "coder coder controller housing problem" (Expand search), "coder coder controller housing problems" (Expand search), "coder coder controller routing problem" (Expand search), "coder decoder controller using problem" (Expand search), "code code controller using problem" (Expand search), "decoder codec controller using problem" (Expand search)
"pi with python python programming" » "pi with pythons python programming" (Expand search), "pi with piton python programming" (Expand search), "pi with pitons python programming" (Expand search), "pci with python python programming" (Expand search), "ii with python python programming" (Expand search), "i with 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 coder controller using problem\") OR (\"pi with python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder controller using problem ) OR ( pi with python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder controller using problem") OR ("pi with python python programming"))*.