Perhaps you should try some spelling variations:
thanh trung » thanh tung
doi chieu » doc hieu, doi chi, mot chieu
pha nhung » phai nhuong, tham nhung, phan chung
tac thanh » bac thanh, cac thanh, tcc thanh
thanh cao » thanh ca, thanh cac, thanh thao
ho chieu » theo chieu, hoc thieu, mot chieu
ha nhung » hoa nhung, hay nhung, va nhung
cong tac » cong ty

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (ho chieu)) xanh - thanh trung ((ha nhung) OR (pha nhung)) cong tac thanh cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (ho chieu)) xanh - thanh trung ((ha nhung) OR (pha nhung)) cong tac thanh cao~".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (ho chieu)) xanh - thanh trung ((ha nhung) OR (pha nhung)) cong tac thanh cao*.