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