Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
thuat tinh » thuat trinh, thuat kinh, thuat hinh
van thuong » va thuong, van chuong, van phuong
chua tinh » cua tinh, cha tinh, chua benh
hanh tran » hanh trang, thanh tran, hanh tram
tan tieng » toan tieng, ban tieng, tap tieng
tieng han » tieng anh
tran van » luan van
cong tan » cong tac, cong san, cong thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi ((chua tinh) or (thuat tinh)) - hanh tran van thuong cong tan tieng han~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi ((chua tinh) OR (thuat tinh)) - hanh tran van thuong cong tan tieng han*.