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

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: "((((\"advanced mathematical sciences\") OR (\"advanced mathematical science\"))) OR (\"based mathematical sciences\"))".
• Removing quotes may allow a broader search: (((( advanced mathematical sciences ) OR ( advanced mathematical science ))) OR ( based mathematical sciences )).
• Adding a wildcard symbol may retrieve word variants: (((("advanced mathematical sciences") OR ("advanced mathematical science"))) OR ("based mathematical sciences"))*.