Perhaps you should try some spelling variations:
"coder coder abstract conic programming" » "coder coder abstract logic programming" (Expand search), "coder coder abstract cone programming" (Expand search), "coder coder abstract convex programming" (Expand search), "coder code abstract conic programming" (Expand search), "coder cover abstract conic programming" (Expand search), "coder modern abstract conic programming" (Expand search), "coder coder abstract comics programming" (Expand search), "coder coder abstract economic programming" (Expand search), "coder decoder abstract conic programming" (Expand search), "code code abstract conic programming" (Expand search), "decoder codec abstract conic 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 abstract conic programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder abstract conic programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder abstract conic programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder abstract conic programming") OR ("api python python python programming"))*.