Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, chien tranh
trong dang » truong dang, trong dan, trong dong
hien hanh » dieu hanh
dang toan » dang tran, dan toan, dung toan
cong cua » cong cu, dong cua, huong cua
cua dung » cua dang, cua dong, qua dung
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 hanh) or (thien thanh)) - thanh cong cua dung trong dang toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien hanh) OR (thien thanh)) - thanh cong cua dung trong dang toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien hanh) or (thien thanh)) - thanh cong cua dung trong dang toan cao*.