Perhaps you should try some spelling variations:
thanh thang » nhanh thang, thanh thanh, thanh hang
thuoc sach » hoc sach, nuoc sach, thuat sach
thang quan » thong quan, tang quan, hang quan
thu thuoc » tu thuoc, thu thuc, tru thuoc
dung cong » dung trong
can can » can chan, can ban, ban can
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu thuoc sach - thanh thang quan ((dang cong) or (dung cong)) can can cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu thuoc sach - thanh thang quan ((dang cong) OR (dung cong)) can can cau.
• Adding a wildcard symbol may retrieve word variants: thu thuoc sach - thanh thang quan ((dang cong) or (dung cong)) can can cau*.