Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
dong thanh » truong thanh
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
chan tu » phan tu, han tu, chon tu

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) or (thanh tung)) cua nhung ((cong tan) or (dong thanh)) chan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((thanh trung) OR (thanh tung)) cua nhung ((cong tan) OR (dong thanh)) chan tu.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((thanh trung) or (thanh tung)) cua nhung ((cong tan) or (dong thanh)) chan tu*.