Perhaps you should try some spelling variations:
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons python python programming" (Expand search)
"coder coding loop shadow detection" » "modern coding loop shadow detection" (Expand search), "color coding loop shadow detection" (Expand search), "odor coding loop shadow detection" (Expand search), "coder coding tools shadow detection" (Expand search), "coder coding long shadow detection" (Expand search), "coder coding moon shadow detection" (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 coding loop shadow detection") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding loop shadow detection\") OR (\"_ python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding loop shadow detection ) OR ( _ python python python programming ))*.