Perhaps you should try some spelling variations:
"coder coder based quadratic programming" » "coder coder and quadratic programming" (Expand search), "coder coder mixed quadratic programming" (Expand search), "coder coder cascaded quadratic programming" (Expand search), "coder decoder based quadratic programming" (Expand search), "code code based quadratic programming" (Expand search), "decoder codec based quadratic programming" (Expand search), "coder code based quadratic programming" (Expand search), "coder foder based quadratic programming" (Expand search), "coder codec based quadratic 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 based quadratic programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder based quadratic programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder based quadratic programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder based quadratic programming") OR ("api python python python programming"))*.