Perhaps you should try some spelling variations:
thanh trung » thanh tung
hien khanh » hien nhanh, dien khanh, thien thanh
hien hanh » dieu hanh
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
thong dan » thong van, tuong dan, thong den
dan toan » van toan, dan than, manh 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 ((hien khanh) or (hien hanh)) - thanh trung cua thong thong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien khanh) OR (hien hanh)) - thanh trung cua thong thong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien khanh) or (hien hanh)) - thanh trung cua thong thong dan toan ban*.