Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh trung » thanh trung, hanh trang, manh trung
trung tuan » trung thanh, trung tam, tran tuan
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
dang cong » dung cong
van toan » van tuan, van tan, van thanh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tinh - hanh trung tuan ((nhung cong) or (dang cong)) van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - hanh trung tuan ((nhung cong) OR (dang cong)) van toan ban*.