Perhaps you should try some spelling variations:
thuyet dan » thuyet va, thuyet bai, thuyet xac
truyen dan » truyen ngan, truyen tranh
cua thuong » cua phuong, ca thuong, cua huong
cua truong » cua trung, xuan truong, cac truong
manh hung » anh huong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan 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 ((thuyet dan) or (truyen dan)) - manh hung ((cua thuong) OR (cua truong)) cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thuyet dan) OR (truyen dan)) - manh hung ((cua thuong) OR (cua truong)) cong tan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thuyet dan) or (truyen dan)) - manh hung ((cua thuong) OR (cua truong)) cong tan toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thuyet dan) or (truyen dan)) - manh hung ((cua thuong) OR (cua truong)) cong tan toan cau*.