Perhaps you should try some spelling variations:
"coder coder time duplication problem" » "coder coder time lubrication problems" (Expand search), "coder coder time equalization problem" (Expand search), "coder coder time location problem" (Expand search), "coder coder time application problem" (Expand search), "coder coder the duplication problem" (Expand search), "coder coder line duplication problem" (Expand search), "coder decoder time duplication problem" (Expand search), "code code time duplication problem" (Expand search), "decoder codec time duplication problem" (Expand search), "coder cover time duplication problem" (Expand search), "coder modern time duplication problem" (Expand search), "coder over time duplication problem" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons 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 time duplication problem\") OR (\"_ python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder time duplication problem ) OR ( _ python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder time duplication problem") OR ("_ python python python programming"))*.