Perhaps you should try some spelling variations:
"coder coder sliding mode program" » "coder order sliding mode program" (Expand search), "coder under sliding mode program" (Expand search), "coder closed sliding mode program" (Expand search), "coder coder sliding model program" (Expand search), "coder coder sliding model programa" (Expand search), "coder coder sliding code programs" (Expand search), "coder decoder sliding mode program" (Expand search), "code code sliding mode program" (Expand search), "decoder codec sliding mode 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 coder sliding mode program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder sliding mode program\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder sliding mode program ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder sliding mode program") OR ("api python python python programming"))*.