Perhaps you should try some spelling variations:
nhung huong » nhung phuong, nhung tuong, nhung cong
trung tuan » trung thanh, trung tam, tran tuan
hien xanh » hien hanh, hien nhanh, chieu xanh
trung cap » truong cao, trung tam
dan thanh » dang thanh, danh thanh, ban thanh
thanh lap » thanh san, phan lap, thanh hai

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 - manh ((trung tuan) or (trung cap)) nhung huong dan thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien xanh - manh ((trung tuan) OR (trung cap)) nhung huong dan thanh lap*.