Perhaps you should try some spelling variations:
kang young » wang hyoung
joon chang » hoong chang, boon chong, jin chang
you liang » you xian, you liangzhi
yang joon » kyung joon, yang jin, yang jun
yan guan » gan guan, yan yuan, yang guang
tan yang » dan yang, tan ying, tan yong
chang ha » chang mae

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: kang young ((((you liang) OR (yan guan))) OR (qian jun)) tan yang joon chang ha ;~.
• Adding a wildcard symbol may retrieve word variants: kang young ((((you liang) or (yan guan))) or (qian jun)) tan yang joon chang ha ;*.