Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
fang yuan » wang yuhan, wang yan, meng yuan
hai irene » hai ren
irene anh » irene a
cong seo » hong seo, cong shu, von seo
cong sun » cong shu, cong van, wing sun
minh » mind, ming, mine

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yang) or (fang yuan)) dang hai irene anh minh ((cong seo) OR (cong sun)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (fang yuan)) dang hai irene anh minh ((cong seo) OR (cong sun)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang yang) or (fang yuan)) dang hai irene anh minh ((cong seo) OR (cong sun)) ;*".