Perhaps you should try some spelling variations:
hung trung » dung trung, hung trong, vung trung
cong thanh » dong thanh, cong trinh, cong tan
hanh dang » hanh dong, anh dang, hanh dung
dang hung » dang quang, manh hung, dang cong
cong hach » cong sach, cong khanh, trong hach
doc hieu » toc thieu, hoc thieu, hoc hien
theo chu » theo chieu, cho chu, chao chu
toan ban » 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: ((doc hieu) or (theo chu)) xanh - hanh dang hung trung ((cong hach) OR (cong 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) OR (cong 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) OR (cong thanh)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (theo chu)) xanh - hanh dang hung trung ((cong hach) OR (cong thanh)) toan ban*.