Perhaps you should try some spelling variations:
"coder coder project string problem" » "coder coder project sorting problem" (Expand search), "coder coder project during problem" (Expand search), "coder coder project sizing problem" (Expand search), "coder coder project rostering problem" (Expand search), "coder coder project sharing problems" (Expand search), "coder code project string problem" (Expand search), "coder modern project string problem" (Expand search), "coder condor project string problem" (Expand search), "coder decoder project string problem" (Expand search), "code code project string problem" (Expand search), "decoder codec project string problem" (Expand search)
"via photon python python programming" » "via piton python python programming" (Expand search), "via photon photon python programming" (Expand search), "via pitons python python programming" (Expand search), "via photon pythons python programming" (Expand search), "via photon piton python programming" (Expand search), "via photon pitons python programming" (Expand search), "via photo python python programming" (Expand search), "in photon 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 coder project string problem") OR ("via photon python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder project string problem\") OR (\"via photon python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder project string problem ) OR ( via photon python python programming ))*.