Perhaps you should try some spelling variations:
trung thanh » truong thanh
thanh thong » thanh thuong, thanh hong, thanh thang
tien thanh » tien thinh, tran thanh, den thanh
hanh trung » thanh trung, hanh trang, manh trung
thong cong » trong cong, tong cong, thong thong
hien xanh » hien hanh, hien nhanh, chieu xanh
ban thanh » ban hanh, ban hang
thanh ban » thanh san, thanh van, thanh bac
cong ban » cong bang, cong san, cong tan

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) or (tien thanh)) - hanh trung thanh thong cong ban thanh ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (tien thanh)) - hanh trung thanh thong cong ban thanh ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) or (tien thanh)) - hanh trung thanh thong cong ban thanh ban*.