Perhaps you should try some spelling variations:
"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)
"coder coder using tdr protocol" » "coder coder using pcr protocol" (Expand search), "coder coder using adl protocol" (Expand search), "coder coder using per protocol" (Expand search), "coder decoder using tdr protocol" (Expand search), "code code using tdr protocol" (Expand search), "decoder codec using tdr protocol" (Expand search), "coder coders using tdr protocol" (Expand search), "coder cover using tdr protocol" (Expand search), "coder code using tdr protocol" (Expand search), "coder coder using td protocol" (Expand search), "coder coder using the protocol" (Expand search), "coder coder using ti protocol" (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 using tdr protocol") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder using tdr protocol\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder using tdr protocol ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder using tdr protocol") OR ("api python python python programming"))*.