Perhaps you should try some spelling variations:
thuoc sach » hoc sach, thuat sach, thuoc sinh
danh thanh » dinh thanh, dang thanh, nhanh thanh
sach tham » sach nha
nuoc sach » nguoi sach, hoc sach, cuoc cach
thanh tri » thanh tra, thanh tai, chinh tri
thu sach » tu sach, thuat sach, thu hoach
tham tra » tham tri, thanh tra, thai tran
tham hai » pham hai, tham khao, thanh hai
te danh » le danh, tac danh

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((( thu sach tham tra ) or ( ((thuoc sach) OR (nuoc sach)) tham hai ))) or ( te danh thanh tri ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( thu sach tham tra ) OR ( ((thuoc sach) OR (nuoc sach)) tham hai ))) OR ( te danh thanh tri )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( thu sach tham tra ) or ( ((thuoc sach) OR (nuoc sach)) tham hai ))) or ( te danh thanh tri ))".
• Adding a wildcard symbol may retrieve word variants: (((( thu sach tham tra ) or ( ((thuoc sach) OR (nuoc sach)) tham hai ))) or ( te danh thanh tri ))*.