Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
tung cua » trung cua, tuong cua, dung cua
cua dung » cua dang, cua dong, qua dung
cong van » cong vang, song van, cong tan
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - thanh tung cua dung ((cong van) OR (cong san)) than cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - thanh tung cua dung ((cong van) OR (cong san)) than cap".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - thanh tung cua dung ((cong van) OR (cong san)) than cap*.