Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chat thuong » chan thuong, chap thuong, chat huong
hanh trinh » canh tranh, hanh chinh
trinh chat » tinh chat, trinh luat, trinh han
chi tach » chiu trach, chiet tach, chi thanh
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi tach - hanh trinh chat thuong cong tan phan tu~.
• Adding a wildcard symbol may retrieve word variants: doi chi tach - hanh trinh chat thuong cong tan phan tu*.