Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
thanh vi » hanh vi, thanh va, thanh ve
trang xa » trang va, trang ha, trong xa
y trang » _ trang, y trong, y trung
qua cau » quan cau, qua cac, qua ca
phuc va » phuc vu, chuc va, thuc vat
thuc va » thuc vat, thuc dan, thuc day
so sach » so sanh, bo sach, co sach
su sach » vu sach
vi va » vi van, vai va, vu va

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) y trang xa hoi. hieu qua cau ((phuc va) OR (thuc va)) thanh vi va triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (so sach)) y trang xa hoi. hieu qua cau ((phuc va) or (thuc va)) thanh vi va triet~".
• Adding a wildcard symbol may retrieve word variants: ((su sach) OR (so sach)) y trang xa hoi. hieu qua cau ((phuc va) or (thuc va)) thanh vi va triet*.