Perhaps you should try some spelling variations:
wang liang » wang yang
dong sign » dong sin, among sign, dong bin
han chang » huang chang, than change, can change
chang min » zhang ming, chang mae, chan ming
min jeong » kin keong, min hong, mun leong
jeong hai » jeong han, hong hai, jeong mi
hua han » hua ban, hua chen, hua zhao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang liang) or (dong sign)) ya hua han chang min jeong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang liang) OR (dong sign)) ya hua han chang min jeong hai ;.
• Adding a wildcard symbol may retrieve word variants: ((wang liang) or (dong sign)) ya hua han chang min jeong hai ;*.