Perhaps you should try some spelling variations:
yuan ting » yuan ming, huang ting, yuan lin
yuan kang » yuan wang, yuan chang, chan kang
hua rene » hua ren, juan rene
pham thi » ha thi
tran thi » trang thu
hong hai » shang hai, zhong tai, dang hai
tan hua » tuan hua, wang hua, tan chia

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan ting) OR (yuan kang)) tan hua rene ((((pham thai) or (pham thi))) or (tran thi)) hong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan ting) OR (yuan kang)) tan hua rene ((((pham thai) OR (pham thi))) OR (tran thi)) hong hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan ting) OR (yuan kang)) tan hua rene ((((pham thai) or (pham thi))) or (tran thi)) hong hai ;*".