Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
dap luat » phap luat, dan luan, dat luan
dan luat » dan luan, dan dat, dan hoat
va thanh » gia thanh, va tinh, le thanh
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty nang x hoi. thien ((dan luat) or (dap luat)) tuc ((va thanh) OR (ban thanh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty nang x hoi. thien ((dan luat) OR (dap luat)) tuc ((va thanh) OR (ban thanh)) vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty nang x hoi. thien ((dan luat) or (dap luat)) tuc ((va thanh) OR (ban thanh)) vi cua tre".
• Adding a wildcard symbol may retrieve word variants: su sach ty nang x hoi. thien ((dan luat) or (dap luat)) tuc ((va thanh) OR (ban thanh)) vi cua tre*.