Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu tinh » lieu tinh, kieu tinh, che tinh
nhung cong » dung cong, thong cong, hang cong
chau tinh » cuu tinh, ha tinh, cua tinh
trung cam » trung tam, trung cap, trung nam
cam nhung » cam hung, nam nhung, tham nhung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((chieu tinh) or (trieu tinh))) or (chau tinh)) - thanh trung cam nhung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu tinh) OR (trieu tinh))) OR (chau tinh)) - thanh trung cam nhung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu tinh) or (trieu tinh))) or (chau tinh)) - thanh trung cam nhung cong san toan cau*.