Perhaps you should try some spelling variations:
"coder coder function theorem on" » "coder coder function theory on" (Expand search), "coder coder functional theory on" (Expand search), "coder coder function the on" (Expand search), "coder modern function theorem on" (Expand search), "coder power function theorem on" (Expand search), "coder over function theorem on" (Expand search), "coder decoder function theorem on" (Expand search), "code code function theorem on" (Expand search), "decoder codec function theorem on" (Expand search), "coder coder function theorem of" (Expand search), "coder coder function theorem in" (Expand search), "coder coder function theorem and" (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 function theorem on") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder function theorem on\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder function theorem on ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder function theorem on") OR ("api python python python programming"))*.