Perhaps you should try some spelling variations:
theo chua » theo chu, ho chua, cheo cua
chua tinh » cua tinh, cha tinh, thuat tinh
hanh mang » nhanh mang, hanh trang, nhanh lang
nhan dang » nhan dan, phan dang, tran dang
van cong » van dong, van phong, phan cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chua tinh - ((hanh mang) or (nhan dang)) luan van cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chua tinh - ((hanh mang) OR (nhan dang)) luan van cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: theo chua tinh - ((hanh mang) or (nhan dang)) luan van cong dan than cau*.