Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
wang yuhan » wang luhang, wang yan, wang yidan
lee myung » lee kyung, lee hyung, lee hyoung
myung oak » byung nak, myung jae, young oak
tan chia » tuan china, than china, can china
oak long » bank long, work long, a long
long du » long d, long do, long run

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: ((yang liang) OR (wang yuhan)) ((wang hua) OR (tan chia)) lee myung oak long du ;~.
• Adding a wildcard symbol may retrieve word variants: ((yang liang) or (wang yuhan)) ((wang hua) or (tan chia)) lee myung oak long du ;*.