Perhaps you should try some spelling variations:
dong luan » dung luan, tong luan, dong xuan
luan dang » luan nang, luan danh, luan dong
khi xanh » khia canh, thi hanh, thi anh
anh dong » anh huong, anh son
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
toan cao » toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi khi xanh - anh dong luan dang ((cong tan) OR (cong tac)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi khi xanh - anh dong luan dang ((cong tan) OR (cong tac)) toan cao".
• Adding a wildcard symbol may retrieve word variants: doi khi xanh - anh dong luan dang ((cong tan) OR (cong tac)) toan cao*.