Perhaps you should try some spelling variations:
"coder functions string convex programming" » "coder functions string cone programming" (Expand search), "coder functions string computer programming" (Expand search), "coder functions stirling convex programming" (Expand search), "coder functions during convex programming" (Expand search), "coder functions strict convex programming" (Expand search), "power functions string convex programming" (Expand search), "order functions string convex programming" (Expand search), "colour functions string convex programming" (Expand search), "coder functions steiner convex programming" (Expand search), "coder functions using convex programming" (Expand search)
"advanced in python python programming" » "advanced in pythons python programming" (Expand search), "advanced in piton python programming" (Expand search), "advanced in pitons python programming" (Expand search), "advanced and python python programming" (Expand search), "advanced _ python python programming" (Expand search), "advanced aids 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 functions string convex programming") OR ("advanced in python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder functions string convex programming\") OR (\"advanced in python python programming\"))".
• Removing quotes may allow a broader search: (( coder functions string convex programming ) OR ( advanced in python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder functions string convex programming") OR ("advanced in python python programming"))*.