Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
chau tinh » cuu tinh, ha tinh, cua tinh
doanh cua » doanh luan
cua thong » cua thuong, cua khong, cua tong
thong dan » thong van, tuong dan, trong dan
thong den » thong dien, tuong den, thong dieu
hoc chau » hoc chat, moc chau, hoc cau
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chau tinh - hanh doanh cua thong ((thong dan) or (thong den)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chau tinh - hanh doanh cua thong ((thong dan) OR (thong den)) toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc chau tinh - hanh doanh cua thong ((thong dan) or (thong den)) toan cao*.