Perhaps you should try some spelling variations:
"coder coder structure convex programming" » "coder coder structure cone programming" (Expand search), "coder coder structure computer programming" (Expand search), "coder coder structure context programming" (Expand search), "coder coder structure content programming" (Expand search), "coder coder structure concept programming" (Expand search), "coder cover structure convex programming" (Expand search), "coder cover structures convex programming" (Expand search), "coder model structure convex programming" (Expand search), "coder decoder structure convex programming" (Expand search), "code code structure convex programming" (Expand search), "decoder codec structure convex 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 structure convex programming") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder structure convex programming\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder structure convex programming ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder structure convex programming") OR ("_ python python python programming"))*.