Perhaps you should try some spelling variations:
"coder implementation _ coding problems" » "code implementation _ coding problems" (Expand search), "decoder implementation _ coding problems" (Expand search), "model implementation _ coding problems" (Expand search), "coder implementation _ loading problems" (Expand search), "coder implementation _ counting problems" (Expand search), "coder implementation _ covering problems" (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 implementation _ coding problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder implementation _ coding problems\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder implementation _ coding problems ) OR ( api python python python programming ))*.