Perhaps you should try some spelling variations:
"coder decoder ros robot programming" » "coder decoder ros robots programming" (Expand search), "coder decoder ros goal programming" (Expand search), "coder decoder ros cone programming" (Expand search), "encoder decoder ros robot programming" (Expand search), "coder decoder cost robot programming" (Expand search), "coder decoder box robot programming" (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 decoder ros robot programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder ros robot programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder ros robot programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder ros robot programming") OR ("api python python python programming"))*.