Perhaps you should try some spelling variations:
thien danh » thien anh, thien dang, thien thanh
thanh tuan » thanh xuan, thanh thanh, anh tuan
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
hien hanh » dieu hanh
tuan tuan » tran tuan, than tuan, xuan tuan
tuan dung » tuan duong, tran dung, tan dung
dung cong » dung trong
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 ((thien danh) or (hien hanh)) - thanh tuan tuan dung cong thanh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien danh) OR (hien hanh)) - thanh tuan tuan dung cong thanh toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien danh) or (hien hanh)) - thanh tuan tuan dung cong thanh toan cao*.