Perhaps you should try some spelling variations:
thanh trung » thanh tung
hien khanh » hien hanh, hien nhanh, dien khanh
chieu xanh » chieu sach, chieu sang, chieu tinh
trung cap » truong cao, trung tam
cap cong » cac cong, cao cong, tap cong
cong dan » cong san, cong tan, cong dong
phan lap » phan dau

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

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