Perhaps you should try some spelling variations:
trinh thuat » trinh luat, trinh thiet, trinh thuc
thuat nhung » thuat hung, thuat chung, thuat chuong
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
cong tan » cong tac, cong san, cong thanh
tran huu » tran duc
doi chi » doi khi
chi anh » chi danh, chi hanh, thi anh

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 anh - hanh trinh thuat nhung cong tan tran huu~.
• Adding a wildcard symbol may retrieve word variants: doi chi anh - hanh trinh thuat nhung cong tan tran huu*.