Perhaps you should try some spelling variations:
"international opportunities" » "educational opportunities", "innovation opportunities", "potential opportunities"
"occupational opportunities" » "educational opportunities", "translational opportunities", "education opportunities"
"educational opportunity" » "educational opportunities"

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: (((("occupational opportunities") OR ("international opportunities"))) OR ("educational opportunity"))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"occupational opportunities\") OR (\"international opportunities\"))) or (\"educational opportunity\"))*".
• Removing quotes may allow a broader search: (((( occupational opportunities ) OR ( international opportunities ))) or ( educational opportunity ))*.