Perhaps you should try some spelling variations:
"coder string matching algorithmic complexity" » "coder string matching algorithm complexity" (Expand search), "coder string matching algorithms complexity" (Expand search), "coder string caching algorithm complexity" (Expand search), "cordel string matching algorithmic complexity" (Expand search), "closed string matching algorithmic complexity" (Expand search), "modelo string matching algorithmic complexity" (Expand search)
"api python pythons python programming" » "api python python python programming" (Expand search), "api piton python python programming" (Expand search), "api python pitons python programming" (Expand search), "api python piton python programming" (Expand search), "rpa python pythons python programming" (Expand search), "manim python pythons 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 string matching algorithmic complexity") OR ("api python pythons python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder string matching algorithmic complexity\") OR (\"api python pythons python programming\"))".
• Removing quotes may allow a broader search: (( coder string matching algorithmic complexity ) OR ( api python pythons python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder string matching algorithmic complexity") OR ("api python pythons python programming"))*.