Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
thien hach » thien thanh
nhung cong » dung cong, thong cong, hang cong
hien hanh » dieu hanh
tuong cua » truong cua, huong cua, thong cua
cua nhung » va nhung
cong sang » cong san, cong lang, cong vang
sang toan » sang than, dang toan, quang toan
toan ban » van ban

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 hach) or (hien hanh)) - thanh tuong cua nhung cong sang toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien hach) OR (hien hanh)) - thanh tuong cua nhung cong sang toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien hach) or (hien hanh)) - thanh tuong cua nhung cong sang toan ban*.