Perhaps you should try some spelling variations:
wang luhang » wang liang, wang lihong, wang yuhan
yang yang » wang yang, wang yan
dang hari » dang hai
tan chia » tuan china, than china, can china
tan yang » dan yang, tan ying, tan yong
tan hua » tuan hua, wang hua, tan puay
le dang » le sang, le duong

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 luhang ((tan hua) OR (tan chia)) ((yang yang) OR (tan yang)) le dang hari ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang luhang ((tan hua) OR (tan chia)) ((yang yang) or (tan yang)) le dang hari ;~".
• Adding a wildcard symbol may retrieve word variants: wang luhang ((tan hua) OR (tan chia)) ((yang yang) or (tan yang)) le dang hari ;*.