Perhaps you should try some spelling variations:
"advanced mathematical science" » "based mathematical science", "advanced mathematical sciences", "advanced mathematical geosciences", "advanced mathematical finance"
"applied mathematics science" » "applied mathematical sciences"

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("applied mathematics science") OR ("advanced mathematical science")).
• Removing quotes may allow a broader search: (( applied mathematics science ) or ( advanced mathematical science )).
• Adding a wildcard symbol may retrieve word variants: (("applied mathematics science") or ("advanced mathematical science"))*.