Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
thi hang » thi hanh, thi nang, thi hong
chat xuc » chat huu, cam xuc, chao xu
ty hang » ly hang, ty xang, thu hang
va chat » van chat, va phat, cao chat
van anh » van thanh, van minh
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua
tuan » quan, tran, luan

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 ((ty hang) OR (thi hang)) xa hoi. lieu va chat xuc ((van anh) or (tuan anh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ((ty hang) OR (thi hang)) xa hoi. lieu va chat xuc ((van anh) OR (tuan anh)) vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ((ty hang) OR (thi hang)) xa hoi. lieu va chat xuc ((van anh) or (tuan anh)) vi cua tre".
• Adding a wildcard symbol may retrieve word variants: toc sach ((ty hang) OR (thi hang)) xa hoi. lieu va chat xuc ((van anh) or (tuan anh)) vi cua tre*.