Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
trung tuan » trung thanh, trung tam, tran tuan
thong cong » trong cong, thong thong, phong chong
trung cua » truong cua, trung cap, dung cua
tong cong » trong cong, cong cong, dung cong
dan chan » dan gian, dan ca, van chat
chan cac » phan cac, chon cac, nhan cach

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 nhanh - thanh ((trung cua) or (trung tuan)) ((thong cong) or (tong cong)) dan chan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien nhanh - thanh ((trung cua) OR (trung tuan)) ((thong cong) OR (tong cong)) dan chan cac.
• Adding a wildcard symbol may retrieve word variants: hoc hien nhanh - thanh ((trung cua) or (trung tuan)) ((thong cong) or (tong cong)) dan chan cac*.