Perhaps you should try some spelling variations:
thuat tinh » thuat trinh, thuat kinh, thuat hinh
thong cong » trong cong, tong cong, thong thong
hanh luan » khanh luan, hang luan, hanh luat
van thong » van thuong, van phong, va thong
tan tieng » toan tieng, ban tieng, tap tieng
tieng han » tieng anh
cha tinh » chau tinh, cham tinh, chai tinh
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 ((cha tinh) or (thuat tinh)) - hanh luan van thong cong tan tieng han~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi ((cha tinh) OR (thuat tinh)) - hanh luan van thong cong tan tieng han*.