Perhaps you should try some spelling variations:
thanh tai » thanh toan, doanh tai, thanh san
nam thuoc » nam thuc, nam thu, nha thuoc
thanh hai » thanh phan, thanh hoa, thanh san
thuoc va » thuc va, thuoc ma, thuong va
va triet » va thiet, va trien, ve triet
nang ha » nang hai, nang han, nang hoa
hieu va » lieu va, hieu qua
te san » te ban, ke san, tu san
san ky » sang ky, van ky, dan ky
ha hoi » hoa hoi, ha noi, xa hoi
va nam » van nam, ha nam, va nay

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

• Performing a fuzzy search may retrieve terms with similar spellings: te san ky nang ha hoi. hieu va nam thuoc va ((thanh tai) or (thanh hai)) va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te san ky nang ha hoi. hieu va nam thuoc va ((thanh tai) OR (thanh hai)) va triet.
• Adding a wildcard symbol may retrieve word variants: te san ky nang ha hoi. hieu va nam thuoc va ((thanh tai) or (thanh hai)) va triet*.