Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
hoc thieu » toc thieu, hoc hien
trung cac » truong cac, trung cap, trong cac
thanh cao » thanh cac, thanh thao, thanh cham
cong san » cong tac
thanh ca » thanh cha, thanh cac, thanh ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (hoc thieu)) xanh - thanh trung cac truong cong san ((thanh cao) or (thanh ca))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) xanh - thanh trung cac truong cong san ((thanh cao) OR (thanh ca)).
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) xanh - thanh trung cac truong cong san ((thanh cao) or (thanh ca))*.