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