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