Perhaps you should try some spelling variations:
"coder coder numeric simulation model" » "coder coder numerical simulation model" (Expand search), "coder coder numerical simulations model" (Expand search), "coder computer numeric simulation model" (Expand search), "coder modern numerical simulation model" (Expand search), "coder decoder numeric simulation model" (Expand search), "code code numeric simulation model" (Expand search), "decoder codec numeric simulation model" (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 coder numeric simulation model\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder numeric simulation model ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder numeric simulation model") OR ("api python python python programming"))*.