Perhaps you should try some spelling variations:
"coder precoder _ explain program" » "coder precoder _ plain program" (Expand search), "coder precoder _ exploring program" (Expand search), "coder precoder _ expansion program" (Expand search), "coder decoder _ explain program" (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 precoder _ explain program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder precoder _ explain program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder precoder _ explain program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder precoder _ explain program") OR ("api python python python programming"))*.