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

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