Perhaps you should try some spelling variations:
hung trung » dung trung, hung trong, vung trung
trung cong » truong cong, trong cong, trung uong
thanh toan » thanh hoa, thanh san, tinh toan
hanh dang » hanh dong, anh dang, hanh dung
dang hung » dang quang, manh hung, dang cong
hach toan » manh toan
doc hieu » toc thieu, hoc thieu, hoc hien
theo chu » theo chieu, cho chu, chao chu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (theo chu)) xanh - hanh dang hung trung cong ((hach toan) OR (thanh toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (theo chu)) xanh - hanh dang hung trung cong ((hach toan) OR (thanh toan)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) or (theo chu)) xanh - hanh dang hung trung cong ((hach toan) OR (thanh toan)) ban".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (theo chu)) xanh - hanh dang hung trung cong ((hach toan) OR (thanh toan)) ban*.