Perhaps you should try some spelling variations:
"coder coder single sequence signal" » "coder coder simple sequence signal" (Expand search), "coder coder single frequency signal" (Expand search), "coder coder single sequence siena" (Expand search), "coder coder single sequencing signal" (Expand search), "coder under single sequence signal" (Expand search), "coder power single sequence signal" (Expand search), "coder mode single sequence signal" (Expand search), "coder decoder single sequence signal" (Expand search), "code code single sequence signal" (Expand search), "decoder codec single sequence signal" (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 single sequence signal") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder single sequence signal\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder single sequence signal ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder single sequence signal") OR ("api python python python programming"))*.