Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, thien anh, thien danh
thanh toan » thanh hoa, thanh san
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
van nhung » van nhuong, va nhung, van hung
cong van » cong vang, cong san, song van
van quan » 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) or (hieu manh)) - ((thanh toan) or (tinh toan)) van nhung cong van quan he~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - ((thanh toan) OR (tinh toan)) van nhung cong van quan he.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (hieu manh)) - ((thanh toan) or (tinh toan)) van nhung cong van quan he*.