Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, truong thanh
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
trung cua » truong cua, trung cap, dung cua
tran tuan » tran xuan, tran quang, tran thanh
hoc hieu » hoc thieu, hoc hien, doc hieu
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - thanh ((trung cua) or (((trung tuan) or (tran tuan)))) nhung cong tan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - thanh ((trung cua) OR (((trung tuan) OR (tran tuan)))) nhung cong tan than cap.
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - thanh ((trung cua) or (((trung tuan) or (tran tuan)))) nhung cong tan than cap*.