Perhaps you should try some spelling variations:
trung thanh » truong thanh
manh trung » manh tung, thanh trung, manh hung
thanh dang » thanh hang, thanh dan, thanh dong
dang cong » dung cong
chu xanh » chieu xanh, chua xang, chuc danh
chu manh » ho manh, chu han, chu van
cong van » cong vang, cong san, song van
thai cao » tai cao, thoai cac, thuat cao
khan cap » khan ap, than cap, khoan cam

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chu manh)) - manh trung thanh dang cong van ((thai cao) OR (khan cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) OR (chu manh)) - manh trung thanh dang cong van ((thai cao) or (khan cap))~".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) OR (chu manh)) - manh trung thanh dang cong van ((thai cao) or (khan cap))*.