Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
thanh long » thanh cong, thang long, thanh huong
hien xanh » hien hanh, hien nhanh, chieu xanh
trung cua » truong cua, trung cap, dung cua
long doan » cong doan, dong doanh, rong doanh
doan toan » dan toan, doan tuan, doanh hoan
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 xanh - thanh ((trung cua) OR (trung tuan)) thanh long doan toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - thanh ((trung cua) OR (trung tuan)) thanh long doan toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - thanh ((trung cua) OR (trung tuan)) thanh long doan toan ban*.