Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
thi chieu » thi chien, thi hieu, theo chieu
hanh mang » nhanh mang, hanh trang, nhanh lang
ho chieu » theo chieu, hoc thieu, doi chieu
mang cua » manh cua, dung cua, ban cua
cua bang » chua bang, cua ban, cua dang
cong tan » cong tac, cong san, cong ty
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: ((ho chieu) or (thi chieu)) xanh - hanh mang cua bang ((cong tan) or (cong thanh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (thi chieu)) xanh - hanh mang cua bang ((cong tan) OR (cong thanh)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (thi chieu)) xanh - hanh mang cua bang ((cong tan) or (cong thanh)) toan ban*.