Perhaps you should try some spelling variations:
"coder coder cnv detection problem" » "coder coder cnv selection problem" (Expand search), "coder coder cnv prediction problem" (Expand search), "coder coder cnv collection problem" (Expand search), "coder coder uv detection problem" (Expand search), "coder coder hpv detection problem" (Expand search), "coder decoder cnv detection problem" (Expand search), "code code cnv detection problem" (Expand search), "decoder codec cnv detection problem" (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), "manim 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 cnv detection problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder cnv detection problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder cnv detection problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder cnv detection problem") OR ("api python python python programming"))*.