Perhaps you should try some spelling variations:
"coder coder coupled semidefinite programming" » "coder coder convex semidefinite programming" (Expand search), "coder coder models semidefinite programming" (Expand search), "coder coder reduced semidefinite programming" (Expand search), "coder model coupled semidefinite programming" (Expand search), "coder mode coupled semidefinite programming" (Expand search), "coder order coupled semidefinite programming" (Expand search), "coder decoder coupled semidefinite programming" (Expand search), "code code coupled semidefinite programming" (Expand search), "decoder codec coupled semidefinite programming" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ 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 coupled semidefinite programming") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder coupled semidefinite programming\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder coupled semidefinite programming ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder coupled semidefinite programming") OR ("_ python python python programming"))*.