Perhaps you should try some spelling variations:
hien nhanh » hien hanh, thien thanh, tien thanh
hanh trung » thanh trung, hanh trang, manh trung
hien xanh » hien hanh, chieu xanh, hien khanh
trung cua » truong cua, trung tuan, trung cap
hang song » nang song, hang nong, bang song
van thang » van thanh, van khang, van hang
cua hang » cua dang, cua nhung, cua cong
van than » van thanh, van tuan, van phan

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (hien nhanh)) - hanh trung cua hang song ((van than) OR (van thang)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) or (hien nhanh)) - hanh trung cua hang song ((van than) OR (van thang)) cau~".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) or (hien nhanh)) - hanh trung cua hang song ((van than) OR (van thang)) cau*.