Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
hanh trinh » canh tranh, hanh chinh
phat sach » pham sach, thuat sach, mat sach
hoc phat » hoc phan, hoc phap, hoc pho
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than man » than ma, thanh san, tran manh
luat » luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc phat sach - hanh trinh (luat OR xuat) thuong cong tan than man~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc phat sach - hanh trinh (luat OR xuat) thuong cong tan than man".
• Adding a wildcard symbol may retrieve word variants: hoc phat sach - hanh trinh (luat OR xuat) thuong cong tan than man*.