Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
thanh trung » thanh tung
thuong cong » thong cong, thuong con, thuong dong
hanh trinh » canh tranh, hanh chinh
cua thuong » cua truong, cua phuong, ca thuong
thien anh » thien danh, tien anh, thien chanh
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan tap » phan lap, han tap, pha tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thien anh) or (thien thanh)) - ((hanh trinh) or (thanh trung)) cua thuong cong dan phan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien anh) OR (thien thanh)) - ((hanh trinh) OR (thanh trung)) cua thuong cong dan phan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien anh) or (thien thanh)) - ((hanh trinh) or (thanh trung)) cua thuong cong dan phan tap*.