Perhaps you should try some spelling variations:
thong dung » thong cong, thong thuong
hanh luan » khanh luan, hang luan, hanh luat
van thong » van thuong, van phong, va thong
dung manh » duong manh, dung danh, hung manh
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van ban
va tinh » may tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc va tinh - hanh luan van thong dung manh toan ban~.
• Adding a wildcard symbol may retrieve word variants: hoc va tinh - hanh luan van thong dung manh toan ban*.