Perhaps you should try some spelling variations:
thanh trung » thanh tung
truong cong » trong cong, truong dong, truong long
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
trung cac » truong cac, trung cap, trong cac
dan than » dan chan, ban than, van than
van tuan » van quan, van ban, anh tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - thanh trung cac truong cong ((dan than) or (van tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh trung cac truong cong ((dan than) OR (van tuan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh trung cac truong cong ((dan than) or (van tuan)) cau*.