Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
dang xay » dang van, van xay
hanh vai » hanh vi, hanh va, hanh tai
vai cua » dai cua, hai cua, lai cua
tuc van » thuc van, truc van, duc van
ve cham » va cham, ve chat, vu cham
xay hoi » xa hoi, tay hoi, cay phoi
cua tuc » cua duc, cua tu, cua thuoc
tuc va » thuc va, truc va, tuc xa
ve cam » ve cac, va cam, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc sach _ dang xay hoi. hieu ((ve cam) or (ve cham)) ((tuc van) OR (tuc va)) hanh vai cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach _ dang xay hoi. hieu ((ve cam) OR (ve cham)) ((tuc van) OR (tuc va)) hanh vai cua tuc*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach _ dang xay hoi. hieu ((ve cam) or (ve cham)) ((tuc van) OR (tuc va)) hanh vai cua tuc*".