Perhaps you should try some spelling variations:
"coder of parameterized optimization problems" » "coder of parametric optimization problems" (Expand search), "coder of parameter optimization problems" (Expand search), "coder of parameters optimization problems" (Expand search), "code of parameterized optimization problems" (Expand search), "codes of parameterized optimization problems" (Expand search), "codex of parameterized optimization 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)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder of parameterized optimization problems\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder of parameterized optimization problems ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder of parameterized optimization problems") OR ("api python python python programming"))*.