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