Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
hieu van » hieu va, thien van, hieu ve
ky dang » ky nang
ky danh » ky anh
xay hoi » xa hoi, tay hoi, cay phoi
dan vai » dan va, dan tai, dan vat
vai cuu » vai cua
cuu tre » cua tre, cau tren, cau treo
xuc va » duc va, tuc va, luc va
va dan » ca dan, va dao, va dau

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: toc sach ((ky dang) OR (ky danh)) xay hoi. ((hieu van) OR (lieu va)) cam xuc va dan vai cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ((ky dang) OR (ky danh)) xay hoi. ((hieu van) or (lieu va)) cam xuc va dan vai cuu tre~".
• Adding a wildcard symbol may retrieve word variants: toc sach ((ky dang) OR (ky danh)) xay hoi. ((hieu van) or (lieu va)) cam xuc va dan vai cuu tre*.