Perhaps you should try some spelling variations:
"coder code system duplication problem" » "coder code system lubrication problems" (Expand search), "coder code system location problem" (Expand search), "coder code system allocation problem" (Expand search), "coder code system application problem" (Expand search), "coder code systems application problem" (Expand search), "coder code system applications problem" (Expand search), "coder ode system duplication problem" (Expand search), "coder coded systems duplication problem" (Expand search), "coder care system duplication problem" (Expand search), "code code system duplication problem" (Expand search), "modern code system duplication problem" (Expand search), "color code system duplication problem" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python 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 code system duplication problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder code system duplication problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder code system duplication problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder code system duplication problem") OR ("api python python python programming"))*.