Perhaps you should try some spelling variations:
"coder an optimization algorithm validation" » "coder an optimization algorithm evaluation" (Expand search), "coder an optimization algorithm application" (Expand search), "coder an optimization algorithms evaluation" (Expand search), "code an optimization algorithm validation" (Expand search), "codes an optimization algorithm validation" (Expand search), "poder an optimization algorithm validation" (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 an optimization algorithm validation") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder an optimization algorithm validation\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder an optimization algorithm validation ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder an optimization algorithm validation") OR ("api python python python programming"))*.