Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung tuan » trung thanh, trung tam, tran tuan
hoc chieu » hoc thieu, hoc hien, hoc dieu
tuan tong » toan tong, thuan trong, toan thong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
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: ((hoc chieu) or (ho chieu)) xanh - thanh trung tuan tong ((cong san) OR (cong tac)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (ho chieu)) xanh - thanh trung tuan tong ((cong san) OR (cong tac)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (ho chieu)) xanh - thanh trung tuan tong ((cong san) OR (cong tac)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (ho chieu)) xanh - thanh trung tuan tong ((cong san) OR (cong tac)) toan ban*.