Perhaps you should try some spelling variations:
"coder coder precoding teaching activity" » "coder coder reading teaching activity" (Expand search), "coder coder preparing teaching activity" (Expand search), "coder coder regarding teaching activity" (Expand search), "coder coherent precoding teaching activity" (Expand search), "coder linear precoding teaching activity" (Expand search), "coder decoder precoding teaching activity" (Expand search), "code code precoding teaching activity" (Expand search), "decoder codec precoding teaching activity" (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 precoding teaching activity") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder precoding teaching activity\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder precoding teaching activity ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder precoding teaching activity") OR ("api python python python programming"))*.