Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
doi chieu » doc hieu, doi chi, mot chieu
trung cap » truong cao, trung tam
dang cong » dung cong
ho chieu » theo chieu, hoc thieu, mot chieu
trung va » truong va, trang va, trung ha
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 (doi chieu)) tinh - thanh ((trung va) or (trung cap)) dang cong thanh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) tinh - thanh ((trung va) OR (trung cap)) dang cong thanh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chieu)) tinh - thanh ((trung va) or (trung cap)) dang cong thanh toan ban*.