Perhaps you should try some spelling variations:
cay thuoc » cua thuoc, nam thuoc, va thuoc
bach nuoc » bach tuoc, sach nuoc, bich ngoc
hieu hien » bieu hien, dieu hien, chieu chien
hien bach » vien bach, thien hach, hien hanh
cua tuc » cua duc, cua tu, cua thuoc
va hanh » van hanh, va thanh, ban hanh
sach ky » sac ky, sach y, sach ty
so sach » so sanh, bo sach, co sach
sang ma » tang ma, nang ma, sang tao
ky sang » ky nang, ky dang, ky tang
va danh » va dinh, va dan, dia danh
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky sang ma hoi. hieu hien bach nuoc ((va danh) or (va hanh)) vi ((cua tuc) or (cay thuoc))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky sang ma hoi. hieu hien bach nuoc ((va danh) OR (va hanh)) vi ((cua tuc) OR (cay thuoc))*.