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