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