Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
wang kang » wang liang, wang yan, wang yong
wang yang » wang yan, wang liang, wang yanling
heat gain » health gain, health gains, wheat grains
dang hadi » dang hai
tan heat » a heat, can hear, lag heat
yang jin » yang jie, yang jun, ying jin

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: ((wang kang) OR (wang yang)) tan heat gain ((yang liang) OR (yang jin)) dang hadi ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang kang) or (wang yang)) tan heat gain ((yang liang) or (yang jin)) dang hadi ;*.