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

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 moi) or (thanh hai)) ((va triet) OR (ve 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 moi) OR (thanh hai)) ((va triet) OR (ve triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te san ky nang ha hoi. hieu va nam thuoc va ((thanh moi) or (thanh hai)) ((va triet) OR (ve triet))".
• Adding a wildcard symbol may retrieve word variants: te san ky nang ha hoi. hieu va nam thuoc va ((thanh moi) or (thanh hai)) ((va triet) OR (ve triet))*.