Perhaps you should try some spelling variations:
thanh trung » thanh tung
chuc danh » chuc nganh, thuc hanh, chuc nang
trung cap » truong cao, trung tam
dung cong » dung trong
tac thanh » bac thanh, cac thanh, tcc thanh
thanh cau » thanh chau, thanh mau, nhanh cau
chu xanh » chu manh, chieu xanh, chua xang
chu bang » thu bang, chuc nang, chu quang
cap dung » ap dung, cao dung, chan dung
cong tac » cong ty

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((chu xanh) OR (chuc danh))) OR (chu bang)) - thanh trung cap dung cong tac thanh cau~.
• Adding a wildcard symbol may retrieve word variants: theo ((((chu xanh) or (chuc danh))) or (chu bang)) - thanh trung cap dung cong tac thanh cau*.