Perhaps you should try some spelling variations:
korean women » korean won, foreign women, urban women
urban health » human health
women women » women men, men women, modern women
health gaps » health gap, health goals, health gains
yang liang » wang liang, yan liang, yang yang
ying jin » yang jin, jing ji, yang jie
chang ha » chang mae

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((women women) or (korean women)) urban health gaps ((yang liang) or (ying jin)) chang ha ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((women women) OR (korean women)) urban health gaps ((yang liang) OR (ying jin)) chang ha ;.
• Adding a wildcard symbol may retrieve word variants: ((women women) or (korean women)) urban health gaps ((yang liang) or (ying jin)) chang ha ;*.