Perhaps you should try some spelling variations:
chieu tinh » lieu tinh, chau tinh, kieu tinh
thanh tung » thanh cong
hang cong » dang cong, hang nong, bang cong
tung dai » trung dai, tuong dai, tung dan
dai hang » dai thang, dai han, dat hang
cong anh » cong danh, dong anh, hong anh
tuan ban » tuan bang, toan ban, quang ban
luan ban » luan van, luan san, luan han

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu tinh) or (trieu tinh)) - thanh tung dai hang cong anh ((tuan ban) or (luan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (trieu tinh)) - thanh tung dai hang cong anh ((tuan ban) OR (luan ban)).
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (trieu tinh)) - thanh tung dai hang cong anh ((tuan ban) or (luan ban))*.