Perhaps you should try some spelling variations:
thanh trung » thanh tung
chiet tach » chieu sach
hanh trung » hanh trang, manh trung, danh trung
cong cong » cong dong, trong cong, dung cong
thanh lap » thanh san, phan lap, thanh hai
ho chiet » ho chieu, ho thiet, hoc thiet
cong san » cong tac
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - ((hanh trung) OR (thanh trung)) cua cong cong san ((phan cac) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - ((hanh trung) OR (thanh trung)) cua cong cong san ((phan cac) OR (thanh lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - ((hanh trung) OR (thanh trung)) cua cong cong san ((phan cac) or (thanh lap))".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - ((hanh trung) OR (thanh trung)) cua cong cong san ((phan cac) or (thanh lap))*.