Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
hien thanh » thien thanh, hien hanh, tien thanh
qua dung » quang dung, su dung, qua song
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van 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 hien thanh - thanh thuong ((qua dung) or (cua cong)) cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien thanh - thanh thuong ((qua dung) OR (cua cong)) cong tan toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien thanh - thanh thuong ((qua dung) or (cua cong)) cong tan toan cau*.