Perhaps you should try some spelling variations:
"coder coder un convex programming" » "coder coder un cone programming" (Expand search), "coder coder un computer programming" (Expand search), "coder decoder un convex programming" (Expand search), "code code un convex programming" (Expand search), "decoder codec un convex programming" (Expand search), "coder coder in convex programming" (Expand search), "coder coder on convex programming" (Expand search), "coder coder non convex programming" (Expand search), "coder poder un convex programming" (Expand search), "coder poder una convex programming" (Expand search), "coder code an convex programming" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api 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 coder un convex programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder un convex programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder un convex programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder un convex programming") OR ("api python python python programming"))*.