Perhaps you should try some spelling variations:
"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)
"coder coder binary riemann problem" » "coder cover binary riemann problem" (Expand search), "coder over binary riemann problem" (Expand search), "coder under binary riemann problem" (Expand search), "coder decoder binary riemann problem" (Expand search), "code code binary riemann problem" (Expand search), "decoder codec binary riemann problem" (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 binary riemann problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder binary riemann problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder binary riemann problem ) OR ( api python python python programming ))*.