Perhaps you should try some spelling variations:
dung truong » duong truong, dung trong, dung trung
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
truong tap » truong tai, truong tan, truong thpt
manh hung » anh huong
hung tan » hung tran, hung tuan, cung tan
tan dung » tran dung, tin dung, van dung
tap quan » tac quan, hai quan
quan tap » quan tai, quan lap, quan tam

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) or (chieu xanh)) - manh hung tan dung truong tap quan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - manh hung tan dung truong tap quan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (chieu xanh)) - manh hung tan dung truong tap quan tap*.