Perhaps you should try some spelling variations:
"coder caries detection using program" » "coder caries detection housing program" (Expand search), "coder caries detection nursing program" (Expand search), "coder caries detection aging program" (Expand search), "laser caries detection using program" (Expand search), "poder carlos detection using program" (Expand search), "co2 caries detection using program" (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 caries detection using program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder caries detection using program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder caries detection using program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder caries detection using program") OR ("api python python python programming"))*.