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