Perhaps you should try some spelling variations:
"coder using semidefinite programming coding" » "coder in semidefinite programming coding" (Expand search), "coder and semidefinite programming coding" (Expand search), "coder via semidefinite programming coding" (Expand search), "coder using semidefinite programming using" (Expand search), "coder using semidefinite programming code" (Expand search), "coder using semidefinite programming computing" (Expand search), "coders using semidefinite programming coding" (Expand search), "cover using semidefinite programming coding" (Expand search), "code using semidefinite programming coding" (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 using semidefinite programming coding") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder using semidefinite programming coding\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder using semidefinite programming coding ) OR ( api python python python programming ))*.