Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tieu sach » chieu sach, dien sach, te sach
tang cua » mang cua, hang cua, tang luan
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban
hang ca » hang va, nang cao, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - hanh ((tang cua) or (hang ca)) nhung cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - hanh ((tang cua) OR (hang ca)) nhung cong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - hanh ((tang cua) or (hang ca)) nhung cong tan toan ban*.