Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
chieu tinh » trieu tinh, lieu tinh, chau tinh
doan xuong » doan cuong, doan duong, doan huong
hanh tran » hanh trang, thanh tran, thanh trang
hanh tram » hanh tam, hanh trang, thanh tran
xuong san » xuong song, cong san, dong san
van doan » van doanh, van toan, van hoan
san toan » van toan, dan toan, manh toan
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 xanh) or (chieu tinh)) - ((hanh tran) or (hanh tram)) van doan xuong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu tinh)) - ((hanh tran) OR (hanh tram)) van doan xuong san toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (chieu tinh)) - ((hanh tran) or (hanh tram)) van doan xuong san toan ban*.