Perhaps you should try some spelling variations:
thanh trung » thanh tung
hien xanh » hien hanh, hien nhanh, chieu xanh
trung cua » truong cua, trung tuan, trung cap
bang song » nang song
gian lang » gian dan
cua bang » chua bang, cua ban, cua dang
song san » cong san, dong san, song van
san gian » dan gian, san giao, van gian

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 bang song san gian lang~.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - thanh trung cua bang song san gian lang*.