Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
chieu tinh » trieu tinh, lieu tinh, chau tinh
thong cong » trong cong, tong cong, thong thong
hieu manh » chieu xanh, hieu nganh, dieu hanh
trang tam » trung tam, thang tam, trang tai
tam thong » tam thuong, tao thong, nam thong
cong luan » tong luan, cong tuan, dong luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (chieu tinh)) - hanh trang tam thong cong luan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu tinh)) - hanh trang tam thong cong luan van ban.
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu tinh)) - hanh trang tam thong cong luan van ban*.