Perhaps you should try some spelling variations:
dong huong » dong thuong, dong duong, cong huong
thieu tinh » chieu tinh, thien tinh, lieu tinh
huong doan » phuong doan, huong dan, huong loan
canh tran » canh tranh, hanh trang, banh trang
doan phan » doanh phan, toan phan, dan phan
tran van » luan van
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: hoc ((thieu tinh) or (trieu tinh)) - canh tran van dong huong doan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu tinh) OR (trieu tinh)) - canh tran van dong huong doan phan cac.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu tinh) or (trieu tinh)) - canh tran van dong huong doan phan cac*.