Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
cong thanh » dong thanh, cong trinh, truong thanh
hoc chieu » hoc thieu, ho chieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong tan » cong tac, cong san, cong ty
toan tap » toan 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 chieu xanh - hanh trung cua nhung ((cong tan) or (cong thanh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh trung cua nhung ((cong tan) OR (cong thanh)) toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - hanh trung cua nhung ((cong tan) or (cong thanh)) toan tap*.