Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
hoc thieu » toc thieu, hoc hien
trong san » trong cac, trong ca
tung cua » trung cua, tuong cua, dung cua
dong san » dong bang, dong von, dong ha
cong san » cong tac
toan ban » van ban

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 tung cua ban ((trong san) or (((dong san) OR (cong san)))) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh tung cua ban ((trong san) OR (((dong san) OR (cong san)))) toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - thanh tung cua ban ((trong san) or (((dong san) OR (cong san)))) toan ban*".