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