Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
dang cong » dung cong
cua dang » cua cong, cua ban
dang van » hoang van, hang va
dao van » do van
tan van » tran van, tang van, luan 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 xanh - hanh tranh cua dang cong ((((dao van) or (tan van))) or (dang van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh tranh cua dang cong ((((dao van) OR (tan van))) OR (dang van)) ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh tranh cua dang cong ((((dao van) or (tan van))) or (dang van)) ban*.