Perhaps you should try some spelling variations:
cua truong » cua trung, xuan truong, cac truong
doi chieu » doc hieu, doi chi, mot chieu
tranh cua » doanh cua, manh cua
trung ban » trung van, trung can, trung tuan
trong ban » trong san, trong tan, trong quan
ho chieu » theo chieu, hoc thieu, mot chieu
hang cau » hang dau, hang ca, nhung cau

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: ((ho chieu) OR (doi chieu)) tinh - canh tranh cua truong ((trung ban) OR (trong ban)) hang cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (doi chieu)) tinh - canh tranh cua truong ((trung ban) or (trong ban)) hang cau~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (doi chieu)) tinh - canh tranh cua truong ((trung ban) or (trong ban)) hang cau*.