Perhaps you should try some spelling variations:
thien chanh » thien thanh, thien chinh, hien hanh
thien dang » thien danh, thien nang, thien cong
thien bang » khien bang, thien ban, thien nang
nhung cong » dung cong, thong cong, hang cong
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
tranh va » tranh van, trang va, trinh va
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: hoc ((((thien dang) or (thien bang))) or (thien chanh)) - canh tranh va nhung cong doan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thien dang) OR (thien bang))) OR (thien chanh)) - canh tranh va nhung cong doan phan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((((thien dang) or (thien bang))) or (thien chanh)) - canh tranh va nhung cong doan phan cau*.