Perhaps you should try some spelling variations:
"coder coder database tuning problems" » "coder coder database tiling problems" (Expand search), "coder coder database counting problems" (Expand search), "coder coder database routing problems" (Expand search), "coder model database tuning problems" (Expand search), "coder cor database tuning problems" (Expand search), "coder cancer database tuning problems" (Expand search), "coder decoder database tuning problems" (Expand search), "code code database tuning problems" (Expand search), "decoder codec database tuning 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 coder database tuning problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder database tuning problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder database tuning problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder database tuning problems") OR ("api python python python programming"))*.