Perhaps you should try some spelling variations:
dong khoa » duong khoa, dung khoa, dong hoa
thien van » thi van
thanh kho » thanh pho, thanh ho, thanh thao
ban thanh » ban hanh, ban hang
nam thuoc » nam thuc, nam thu, nha thuoc
lam duoc » nam duoc, luat duoc, lam thuoc
khoa hoi » khoan hoi, khoa hoc, khoa doi
ly dong » ly dung, lao dong, huy dong
kho cua » khoe cua, khi cua, cho cua
so sac » so sach, so dac
sac ly » sac ky
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sac ly dong khoa hoi. thien van ((lam duoc) or (nam thuoc)) ban thanh kho cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sac ly dong khoa hoi. thien van ((lam duoc) OR (nam thuoc)) ban thanh kho cua te.
• Adding a wildcard symbol may retrieve word variants: so sac ly dong khoa hoi. thien van ((lam duoc) or (nam thuoc)) ban thanh kho cua te*.