Perhaps you should try some spelling variations:
"coder coder the frequency using" » "coder coder the frequency during" (Expand search), "coder coder the frequency tuning" (Expand search), "coder coder the frequency among" (Expand search), "coder decoder the frequency using" (Expand search), "code code the frequency using" (Expand search), "decoder codec the frequency using" (Expand search), "coder code the frequency using" (Expand search), "coder cover the frequency using" (Expand search), "coder poder the frequency using" (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 the frequency using") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder the frequency using\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder the frequency using ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder the frequency using") OR ("api python python python programming"))*.