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