Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
thong cong » trong cong, tong cong, thong thong
chua xang » chua nang, chuc nang, chu bang
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
chu xanh » chu manh, chieu xanh, chuc danh
cong tan » cong tac, cong san, cong thanh
tan van » tran van, tang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xanh) or (chua xang)) - hanh trung cua thong cong tan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chua xang)) - hanh trung cua thong cong tan van ban*.