Perhaps you should try some spelling variations:
truong cong » trong cong, truong long, truong chung
truong dong » trong dong, truong dang, tuong dong
tranh chao » tranh chap, trinh chao, tranh cua
doc chieu » doc hieu, doi chieu, hoc thieu
tan phan » toan phan, than phan, van phan
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc chieu) or (toc thieu)) tinh - canh tranh chao ((truong cong) OR (truong dong)) tan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc chieu) OR (toc thieu)) tinh - canh tranh chao ((truong cong) OR (truong dong)) tan phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc chieu) or (toc thieu)) tinh - canh tranh chao ((truong cong) OR (truong dong)) tan phan cac".
• Adding a wildcard symbol may retrieve word variants: ((doc chieu) or (toc thieu)) tinh - canh tranh chao ((truong cong) OR (truong dong)) tan phan cac*.