Perhaps you should try some spelling variations:
hanh tang » hanh trang, anh tang, hanh mang
dung cong » dung trong
chu sach » cau sach, chieu sach, chuc hach
thu sach » tu sach, thuat sach, thuoc sach
tang cua » mang cua, hang cua, tang luan
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
tac toan » tap toan, tam toan, hach 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: chao ((chu sach) or (thu sach)) - hanh tang cua dung cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu sach) OR (thu sach)) - hanh tang cua dung cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: chao ((chu sach) or (thu sach)) - hanh tang cua dung cong tac toan cau*.