Perhaps you should try some spelling variations:
luat duoc » luat tuc
thien van » thi van
van luat » dan luat, va luat, van xuat
thanh va » thanh van, hanh va, thanh ha
va thanh » gia thanh, ban thanh, va tinh
trang xa » trang va, trang ha, trong xa
cua tre » cuu tre, cua triet, dua tren
duoc va » nuoc va, duc va, duoc ma
su sach » so sach, vu sach
tang xa » tang ma, lang xa, tang ha
cua te » cua tu

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 y ((tang xa) or (trang xa)) hoi. thien van luat duoc va thanh va ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y ((tang xa) OR (trang xa)) hoi. thien van luat duoc va thanh va ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y ((tang xa) or (trang xa)) hoi. thien van luat duoc va thanh va ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: su sach y ((tang xa) or (trang xa)) hoi. thien van luat duoc va thanh va ((cua tre) OR (cua te))*.