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