Perhaps you should try some spelling variations:
"based mathematical geosciences" » "based mathematical sciences", "basic mathematical geosciences"
"based mathematical science" » "based mathematical sciences", "based mathematical finance", "based mathematical society", "basic mathematical science"
"basic mathematics science" » "basic mathematical sciences", "basic mathematical science", "music mathematics 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: (((("based mathematical science") OR ("basic mathematics science"))) OR ("based mathematical geosciences")).
• Removing quotes may allow a broader search: (((( based mathematical science ) or ( basic mathematics science ))) or ( based mathematical geosciences )).
• Adding a wildcard symbol may retrieve word variants: (((("based mathematical science") or ("basic mathematics science"))) or ("based mathematical geosciences"))*.