Perhaps you should try some spelling variations:
nuoc sach » nguoi sach, hoc sach, cuoc cach
thanh tri » thanh tra, thanh tai, chinh tri
sang ma » tang ma, nang ma, sang tao
hieu ve » hieu va, hieu van
truc va » thuc va, thuc vat, trung va
y sang » _ sang, duy sang
ma hoi » mai hoi, xa hoi, ma hoa
ve cau » ke cau, va cau, ve cac
tuc va » thuc va, tuc xa, duc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: nuoc sach y sang ma hoi. hieu ve cau ((tuc va) or (truc va)) thanh tri cua vat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc sach y sang ma hoi. hieu ve cau ((tuc va) OR (truc va)) thanh tri cua vat.
• Adding a wildcard symbol may retrieve word variants: nuoc sach y sang ma hoi. hieu ve cau ((tuc va) or (truc va)) thanh tri cua vat*.