Perhaps you should try some spelling variations:
"coder self sampling algorithms based" » "coder self sampling algorithm based" (Expand search), "coder self mapping algorithms based" (Expand search), "coder self coupling algorithms based" (Expand search), "coder self sampling algorithms and" (Expand search), "coder of sampling algorithms based" (Expand search), "code self sampling algorithms based" (Expand search), "cover self sampling algorithms based" (Expand search), "modern self sampling algorithms based" (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 self sampling algorithms based") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder self sampling algorithms based\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder self sampling algorithms based ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder self sampling algorithms based") OR ("api python python python programming"))*.