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