Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh tranh » hanh trinh, hanh trang, lanh tranh
cong huong » cong thuong, cong luong, cong hung
hoc thieu » toc thieu, hoc hien
huong van » huong dan, duong van, hong van
van toan » van tuan, van tan, van thanh
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 - ((hanh tranh) or (canh tranh)) cua cong huong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hanh tranh) OR (canh tranh)) cua cong huong van toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hanh tranh) or (canh tranh)) cua cong huong van toan ban*.