Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trang » canh tranh, hanh trinh, minh trang
hoc chieu » hoc thieu, ho chieu, hoc hien
cua nhung » va nhung
thanh lap » thanh san, phan lap, thanh hai
cong dan » cong tan, huong dan, cong dong
cong san » cong tac

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

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