Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trang » canh tranh, hanh trang, banh trang
trang va » tran van, hang va
cong tan » cong tac, cong san, cong thanh
phan lap » phan dau
va hang » van hang, va nang, va lang

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 (chieu xanh)) - canh trang va hang ((cong tan) or (cong ty)) phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - canh trang va hang ((cong tan) OR (cong ty)) phan lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (chieu xanh)) - canh trang va hang ((cong tan) or (cong ty)) phan lap".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (chieu xanh)) - canh trang va hang ((cong tan) or (cong ty)) phan lap*.