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