Perhaps you should try some spelling variations:
"coder coder duplex surface programming" » "coder coder duplex safe programming" (Expand search), "coder coder duplex stage programming" (Expand search), "coder coded duplex surface programming" (Expand search), "coder color duplex surface programming" (Expand search), "coder super duplex surface programming" (Expand search), "coder decoder duplex surface programming" (Expand search), "code code duplex surface programming" (Expand search), "decoder codec duplex surface 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 duplex surface programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder duplex surface programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder duplex surface programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder duplex surface programming") OR ("api python python python programming"))*.