Perhaps you should try some spelling variations:
"coder coder reading mathematical programming" » "coder coder regarding mathematical programming" (Expand search), "coder coder reading mathematics programming" (Expand search), "coder coder reasoning mathematical programming" (Expand search), "coder modern reading mathematical programming" (Expand search), "coder model reading mathematical programming" (Expand search), "coder over reading mathematical programming" (Expand search), "coder decoder reading mathematical programming" (Expand search), "code code reading mathematical programming" (Expand search), "decoder codec reading mathematical 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 reading mathematical programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder reading mathematical programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder reading mathematical programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder reading mathematical programming") OR ("api python python python programming"))*.