Perhaps you should try some spelling variations:
yihan guan » yan guan
hein huang » hsin huang, fei huang
huang ying » huang jing, huang ting, huang yang
chia hein » chia wen, chiu hei
ying yang » yang yang, yin yang, ying chang
yan yuan » yan guan, fang yuan, nan yan
yang hui » yang jui, wang hui, yang muxi

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

• Performing a fuzzy search may retrieve terms with similar spellings: nan ((yihan guan) or (yan yuan)) chia hein huang ying yang hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nan ((yihan guan) OR (yan yuan)) chia hein huang ying yang hui ;*.