Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
hien xanh » hien hanh, hien nhanh, chieu xanh
trung cua » truong cua, trung tuan, trung cap
dang cong » dung cong
cua dang » cua cong, cua ban
cong van » cong vang, cong san, song van
ban hanh » ban hang

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 - hanh trung cua dang cong van ban hanh~.
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh trung cua dang cong van ban hanh*.