Perhaps you should try some spelling variations:
thanh trung » thanh tung
chua xang » chua nang, chuc nang, chu bang
trung can » trung cap, trung van, trong can
dong cong » duong cong, dung cong, dang cong
cong manh » cong danh, duong manh, cong thanh
chu xanh » chu manh, chieu xanh, chuc danh
can dong » van dong, dan dong, cao dong
manh van » anh van, menh van, canh 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)) - thanh trung can dong cong manh van ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) OR (chua xang)) - thanh trung can dong cong manh van ban*".