Perhaps you should try some spelling variations:
"coder coder time frequency plc" » "coder coder the frequency plc" (Expand search), "coder coder time frequency ppp" (Expand search), "coder coder time frequency all" (Expand search), "coder coder time frequency puf" (Expand search), "coder decoder time frequency plc" (Expand search), "code code time frequency plc" (Expand search), "decoder codec time frequency plc" (Expand search), "coder cover time frequency plc" (Expand search), "coder modern time frequency plc" (Expand search), "coder over time frequency plc" (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 time frequency plc") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder time frequency plc\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder time frequency plc ) OR ( api python python python programming ))*.