Perhaps you should try some spelling variations:
"mechanical engineering & applied earth sciences" » "electrical engineering & applied earth sciences"
"mechanical engineering & applied health sciences" » "electrical engineering & applied health sciences", "mechanical engineering & allied health 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: (("mechanical engineering & applied earth sciences") OR ("mechanical engineering & applied health sciences")).
• Removing quotes may allow a broader search: (( mechanical engineering & applied earth sciences ) or ( mechanical engineering & applied health sciences )).
• Adding a wildcard symbol may retrieve word variants: (("mechanical engineering & applied earth sciences") or ("mechanical engineering & applied health sciences"))*.