Perhaps you should try some spelling variations:
khach luat » khanh luan
sach tranh » canh tranh
tranh tri » trang tri, thanh tri, tran tri
hanh luat » nganh luat, hang luan, hanh lam
sach luat » sach luan, sach dat, sach phat
luat tri » luat thi, luat thai, quan tri
vu sach » vu bach, su sach, vu khach
so sach » so sanh, bo sach, co sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((( vu sach tranh tri ) or ( vu ((khach luat) OR (hanh luat)) thai ))) or ( so sach luat tri ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( vu sach tranh tri ) OR ( vu ((khach luat) OR (hanh luat)) thai ))) OR ( so sach luat tri )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( vu sach tranh tri ) or ( vu ((khach luat) OR (hanh luat)) thai ))) or ( so sach luat tri ))".
• Adding a wildcard symbol may retrieve word variants: (((( vu sach tranh tri ) or ( vu ((khach luat) OR (hanh luat)) thai ))) or ( so sach luat tri ))*.