Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung thanh » truong thanh
thanh thang » nhanh thang, thanh thanh, thanh hang
chieu xanh » chieu sach, chieu sang, chieu tinh
thang cong » thanh cong, thang long, thong cong
hieu manh » hieu nganh, dieu hanh, hien hanh
cong dan » cong san, cong tan, huong dan
dan can » dan chan, dan canh, dan ca
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu manh) OR (chieu xanh)) - thanh trung thanh thang cong dan can cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu manh) OR (chieu xanh)) - thanh trung thanh thang cong dan can cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) OR (chieu xanh)) - thanh trung thanh thang cong dan can cau*.