Perhaps you should try some spelling variations:
"coder coding coding an duplication" » "coder coding coding and duplication" (Expand search), "coder coding coding and duplications" (Expand search), "coder coding coding non duplication" (Expand search), "coder coding decoding an duplication" (Expand search), "coder coding using an duplication" (Expand search), "coder coding canine an duplication" (Expand search), "modern coding coding an duplication" (Expand search), "color coding coding an duplication" (Expand search), "odor coding coding an duplication" (Expand search), "coder coding coding in duplication" (Expand search), "coder coding encoding an duplication" (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coding coding an duplication") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding coding an duplication\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding coding an duplication ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding coding an duplication") OR ("_ python python python programming"))*.