Perhaps you should try some spelling variations:
truong cao » truong dai
chau tinh » cuu tinh, ha tinh, cua tinh
trung ha » trung hoc, trung tam, trung cap
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan ban » van ban
ha chau » hat chau, a chau, lai chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ha chau tinh - hanh ((trung ha) or (truong cao)) nhung ((cong dan) or (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ha chau tinh - hanh ((trung ha) OR (truong cao)) nhung ((cong dan) OR (cong san)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ha chau tinh - hanh ((trung ha) or (truong cao)) nhung ((cong dan) or (cong san)) toan ban*.