Perhaps you should try some spelling variations:
"coder coder detecting signal processing" » "coder coder detecting signs processing" (Expand search), "coder coder detecting distal processing" (Expand search), "coder coder detecting anal processing" (Expand search), "coder model detecting signal processing" (Expand search), "coder code detection signal processing" (Expand search), "coder hole detecting signal processing" (Expand search), "coder decoder detecting signal processing" (Expand search), "code code detecting signal processing" (Expand search), "decoder codec detecting 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)

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 detecting signal processing") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder detecting signal processing\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder detecting signal processing ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder detecting signal processing") OR ("api python python python programming"))*.