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