Perhaps you should try some spelling variations:
"coder coding or convex programming" » "coder coding or cone programming" (Expand search), "coder coding or computer programming" (Expand search), "modern coding or convex programming" (Expand search), "color coding or convex programming" (Expand search), "odor coding or convex programming" (Expand search), "coder coding of convex programming" (Expand search), "coder coding on convex programming" (Expand search), "coder coding over convex programming" (Expand search), "coder coding non 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 coding or convex programming") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding or convex programming\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding or convex programming ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding or convex programming") OR ("in python python python programming"))*.