Perhaps you should try some spelling variations:
"coder simulation optimization problems programmer" » "coder simulation optimization problem program" (Expand search), "code simulation optimization problems programmer" (Expand search), "model simulation optimization problems programmer" (Expand search), "power simulation optimization problems programmer" (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.

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