Perhaps you should try some spelling variations:
"coder detection using solved problem" » "code detection using solved problem" (Expand search), "border detection using solved problem" (Expand search), "corner detection using solved problem" (Expand search), "coder detection using unsolved problem" (Expand search), "coder detection using solve problems" (Expand search), "coder detection using solving problem" (Expand search), "coder detection using solver problem" (Expand search), "coder detection using solvent problem" (Expand search), "coder detection using solid problem" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking python 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 detection using solved problem") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder detection using solved problem\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( coder detection using solved problem ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder detection using solved problem") OR ("using coding python python programming"))*.