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