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