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