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