Perhaps you should try some spelling variations:
"coder coding and roughness coding" » "coder coding and roughness cutting" (Expand search), "coder coding and roughness welding" (Expand search), "coder coding and roughness using" (Expand search), "modern coding and roughness coding" (Expand search), "color coding and roughness coding" (Expand search), "odor coding and roughness coding" (Expand search), "coder coding rna roughness coding" (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 coding and roughness coding") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding and roughness coding\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding and roughness coding ) OR ( api python python python programming ))*.