Perhaps you should try some spelling variations:
truong thanh » luong thanh, truong tran, tran thanh
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
thanh one » than one, than done, thats one
yan wang » yuan wang, qian wang, yan liang
jan c » jan m, jan j
can a » can _

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((yan wang) OR (yang yang))) or (wang yang)) ((jan c) or (can a)) gene truong thanh one sur ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yan wang) OR (yang yang))) OR (wang yang)) ((jan c) OR (can a)) gene truong thanh one sur ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yan wang) OR (yang yang))) or (wang yang)) ((jan c) or (can a)) gene truong thanh one sur ;*".