Perhaps you should try some spelling variations:
hoc thieu » hoc hien
cong dan » cong san, cong tan, huong dan
van dung » van dong, xay dung, tin dung
dung van » duong van, dung va, dang van
van phan » van phong, van thanh, luan phan
phan lap » phan dau
dan van » dang van, doan van, dao van

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) or (toc thieu)) xanh - thanh cong dan van dung van phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) xanh - thanh cong dan van dung van phan lap*.