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