Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yong yang » yang yang, dong yang, ying yang
hua irene » hua ren
irene han » irene a
minh long » minh cong, vinh long
yang hua » wang hua, yang hui, ying hua
min hong » amin hong, tin hong, min hyoung

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yong yang hua irene han ((min hong) or (minh long)) shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong yang hua irene han ((min hong) OR (minh long)) shu ;.
• Adding a wildcard symbol may retrieve word variants: wang yong yang hua irene han ((min hong) or (minh long)) shu ;*.