Perhaps you should try some spelling variations:
"coder vector coding convex programming" » "coder vector coding cone programming" (Expand search), "coder vector coding computer programming" (Expand search), "coder vector coding over programming" (Expand search), "coder vector using convex programming" (Expand search), "coder vector encoding context programming" (Expand search), "under vector coding convex programming" (Expand search), "model vector coding convex programming" (Expand search), "order vector coding 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 vector coding convex programming") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder vector coding convex programming\") OR (\"_ python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder vector coding convex programming ) OR ( _ python python python programming ))*.