Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
dong yuan » don juan, dong hua, dong nan
yuan wang » yan wang, yuan kang, yuan chang
liang sun » liang dan, liang tan, wing sun
song sein » song shin, song jin, song min
hua yang » hui yang, huang yang, hua jiang

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong yuan wang hua yang liang sun ((wong lai) or (song sein)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong yuan wang hua yang liang sun ((wong lai) OR (song sein)) ;*.