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