Perhaps you should try some spelling variations:
"coder decoder python c programming" » "encoder decoder python c programming" (Expand search), "coder decoder python _ programming" (Expand search), "coder decoder python cone programming" (Expand search), "coder decoder python and programming" (Expand search)
"api api python python programming" » "api api pythons python programming" (Expand search), "api api piton python programming" (Expand search), "api api pitons python programming" (Expand search), "api rpa python python programming" (Expand search), "api manim 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 decoder python c programming") OR ("api api python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder python c programming\") OR (\"api api python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder python c programming ) OR ( api api python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder python c programming") OR ("api api python python programming"))*.