Perhaps you should try some spelling variations:
"coder coder present semidefinite programming" » "coder coder set semidefinite programming" (Expand search), "coder under present semidefinite programming" (Expand search), "coder model present semidefinite programming" (Expand search), "coder poder presentes semidefinite programming" (Expand search), "coder decoder present semidefinite programming" (Expand search), "code code present semidefinite programming" (Expand search), "decoder codec present semidefinite programming" (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)

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 present semidefinite programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder present semidefinite programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder present semidefinite programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder present semidefinite programming") OR ("api python python python programming"))*.