Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, kieu tinh
nhung cong » dung cong, thong cong, hang cong
chau tinh » cuu tinh, ha tinh, cua tinh
cong vang » cong lang, cong quang, cong ngang
vang tuan » van tuan, vong tuan, quang tuan
trung ha » trung hoc, trung tam, trung cap
tran van » luan van
tuan cau » toan cau, quan cau, tuan cu

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 (chau tinh)) - hanh ((trung ha) or (tran van)) nhung cong vang tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (chau tinh)) - hanh ((trung ha) OR (tran van)) nhung cong vang tuan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (chau tinh)) - hanh ((trung ha) or (tran van)) nhung cong vang tuan cau*.