Perhaps you should try some spelling variations:
"coder coder teaching fourier program" » "coder coder teaching course program" (Expand search), "coder coder teaching courses program" (Expand search), "coder coder teaching carrier program" (Expand search), "coder coder teaching frontier program" (Expand search), "coder coder teaching four program" (Expand search), "coder code teaching fourier program" (Expand search), "coder poder teaching fourier program" (Expand search), "coder model teaching fourier program" (Expand search), "coder decoder teaching fourier program" (Expand search), "code code teaching fourier program" (Expand search), "decoder codec teaching fourier program" (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 teaching fourier program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder teaching fourier program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder teaching fourier program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder teaching fourier program") OR ("api python python python programming"))*.