Perhaps you should try some spelling variations:
truong dang » trong dang, truong giang, truong quang
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh cac » trinh cac, thanh cac, tranh cai
tran than » tran thanh, tran thang, tran tan
tran tuan » tran xuan, tran quang, tran thanh
doi lieu » duoc lieu, doi chieu, du lieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi lieu tinh - canh tranh cac truong dang ((tran than) or (tran tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi lieu tinh - canh tranh cac truong dang ((tran than) OR (tran tuan)) cau.
• Adding a wildcard symbol may retrieve word variants: doi lieu tinh - canh tranh cac truong dang ((tran than) or (tran tuan)) cau*.