Perhaps you should try some spelling variations:
"coder coder et optimisation problems" » "coder coder et optimization problems" (Expand search), "coder coder et optimization problem" (Expand search), "coder coder et optimization process" (Expand search), "coder coder ct optimisation problems" (Expand search), "coder coder set optimization problems" (Expand search), "coder coder its optimisation problems" (Expand search), "coder decoder et optimisation problems" (Expand search), "code code et optimisation problems" (Expand search), "decoder codec et optimisation problems" (Expand search), "coder code at optimisation problems" (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 et optimisation problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder et optimisation problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder et optimisation problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder et optimisation problems") OR ("api python python python programming"))*.