Perhaps you should try some spelling variations:
thanh trung » thanh tung
chiet tach » chieu sach
thien hach » thien thanh
hien hanh » dieu hanh
trung cao » truong cao, trung cap, trung co
van cong » van dong, van phong, phan cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
cao van » cac van, dao van, cao dang

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chiet tach) or (((thien hach) or (hien hanh)))) - thanh trung cao van cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chiet tach) OR (((thien hach) OR (hien hanh)))) - thanh trung cao van cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((chiet tach) or (((thien hach) or (hien hanh)))) - thanh trung cao van cong dan toan cau*.