Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh thang, thanh chuong
thanh hong » thanh huong, thanh hoang, thanh cong
tieu sach » chieu sach, dien sach, te sach
quan dong » quang dong, quan long, quan hoang
dong cong » duong cong, dung cong, dang cong
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cap » khan cap, thanh lap, thanh cac

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 - ((thanh thong) OR (thanh hong)) quan dong cong tac than cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sach - ((thanh thong) OR (thanh hong)) quan dong cong tac than cap".
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - ((thanh thong) OR (thanh hong)) quan dong cong tac than cap*.