Perhaps you should try some spelling variations:
truong toan » truong ton, trong toan, truong tan
theo chieu » theo tieu, theo chu, thi chieu
trung toan » trung tuan, trung tran, trong toan
thong cong » trong cong, tong cong, thong thong
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
ho chieu » hoc thieu, doi chieu, mot chieu
phan cau » phan dau, phan cac, phan tu

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

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