Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
hanh tang » hanh trang, anh tang, hanh mang
cong danh » cuong danh, cong dan, cong thanh
danh tuan » anh tuan, manh tuan, danh thanh
cua dong » chua dong, cua dang, cua nong
tuan ban » tuan bang, toan ban, luan 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 - ((hanh tang) or (canh tranh)) ((cua cong) or (cua dong)) cong danh tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hanh tang) OR (canh tranh)) ((cua cong) OR (cua dong)) cong danh tuan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hanh tang) or (canh tranh)) ((cua cong) or (cua dong)) cong danh tuan ban*.