Perhaps you should try some spelling variations:
"based mathematical finances" » "based mathematical finance", "based mathematical financial", "based mathematical advances", "basic 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"

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: (((("based mathematical sciences") OR ("based mathematical finances"))) OR ("advanced mathematical science")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"based mathematical sciences\") OR (\"based mathematical finances\"))) or (\"advanced mathematical science\"))".
• Removing quotes may allow a broader search: (((( based mathematical sciences ) OR ( based mathematical finances ))) or ( advanced mathematical science )).
• Adding a wildcard symbol may retrieve word variants: (((("based mathematical sciences") OR ("based mathematical finances"))) or ("advanced mathematical science"))*.