Perhaps you should try some spelling variations:
hien khanh » hien hanh, dien khanh, thien thanh
hien nhanh » hien hanh, thien thanh, tien thanh
thong cong » trong cong, tong cong, thong thong
trong tao » trong tan, trong tho, trong tai
tung tao » trung tam, tuong tac, trung tai
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cac » nhan cach, phan dau, phan lap

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 nhanh)) - thanh ((tung tao) OR (trong tao)) thong cong dan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien khanh) OR (hien nhanh)) - thanh ((tung tao) OR (trong tao)) thong cong dan phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien khanh) or (hien nhanh)) - thanh ((tung tao) OR (trong tao)) thong cong dan phan cac".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien khanh) or (hien nhanh)) - thanh ((tung tao) OR (trong tao)) thong cong dan phan cac*.