Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
thanh van » thanh san, thanh toan, thanh phan
quan dong » quang dong, quan long, quan hoang
dong cong » duong cong, dung cong, dang cong
doc hieu » toc thieu, hoc hien
hanh san » thanh san, khach san, thanh son
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: ((doc hieu) or (hoc thieu)) xanh - ((hanh san) or (thanh van)) quan dong cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc thieu)) xanh - ((hanh san) OR (thanh van)) quan dong cong dan toan ban*.