Perhaps you should try some spelling variations:
thanh trung » thanh tung
hanh trang » canh tranh, hanh trinh, minh trang
nhung cong » dung cong, thong cong, hang cong
thi chieu » thi chien, thi hieu, theo chieu
cong luan » tong luan, cong tuan, dong luan
luan phan » luan van, luan hoan
ho chieu » theo chieu, hoc thieu, doi chieu
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: ((ho chieu) or (thi chieu)) xanh - ((hanh trang) or (thanh trung)) va nhung cong luan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (thi chieu)) xanh - ((hanh trang) OR (thanh trung)) va nhung cong luan phan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (thi chieu)) xanh - ((hanh trang) or (thanh trung)) va nhung cong luan phan cau*.