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