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