Perhaps you should try some spelling variations:
"advanced mathematical science" » "based mathematical science", "advanced mathematical sciences", "advanced mathematics science", "advanced mathematical geosciences"
"applied mathematical science" » "applied mathematics science", "based mathematical science", "applied mathematical sciences", "applied mathematical geosciences"
"appendix mathematical science" » "appendix mathematical sciences", "appendix mathematics science", "appendix mathematical geosciences"

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