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 long shadow detection" » "modern coding long shadow detection" (Expand search), "color coding long shadow detection" (Expand search), "odor coding long shadow detection" (Expand search), "coder coding loop shadow detection" (Expand search), "coder coding on shadow detection" (Expand search), "coder modeling long shadow detection" (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 coding long shadow detection\") OR (\"_ python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coding long shadow detection ) OR ( _ python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coding long shadow detection") OR ("_ python python python programming"))*.