Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, truong thanh
dong doanh » dung doanh, trong doanh, doanh doanh
hien xanh » hien hanh, hien nhanh, chieu xanh
tran tuan » tran xuan, tran quang, tran thanh
dung dong » dung cong, vung dong, dung trong
doanh va » doan va, doanh tai, doanh cua
va dau » va dao

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 - hanh ((trung tuan) or (tran tuan)) dung dong doanh va dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - hanh ((trung tuan) OR (tran tuan)) dung dong doanh va dau.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh ((trung tuan) or (tran tuan)) dung dong doanh va dau*.