Perhaps you should try some spelling variations:
"coder coding the computational complexity" » "coder coding _ computational complexity" (Expand search), "coder coding and computational complexity" (Expand search), "modern coding the computational complexity" (Expand search), "color coding the computational complexity" (Expand search), "odor coding the computational complexity" (Expand search), "coder decoding the computational complexity" (Expand search), "coder encoding the computational complexity" (Expand search), "coder coding time computational 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)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coding the computational complexity") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding the computational complexity\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding the computational complexity ) OR ( api python python python programming ))*.