Perhaps you should try some spelling variations:
"based mathematical geosciences" » "based mathematical sciences", "based mathematics science", "basic mathematical geosciences"
"based mathematical science" » "based mathematical sciences", "based mathematics science", "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.

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