Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
te sach » toc sach
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
hieu va » lieu va, hieu qua
va cham » va chat, va tham
ly vang » ly hang, ly van, ly quang
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((vu quang) or (ly vang)) x hoi. hieu va cham xuc ((va danh) OR (va hanh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((vu quang) OR (ly vang)) x hoi. hieu va cham xuc ((va danh) OR (va hanh)) vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((vu quang) or (ly vang)) x hoi. hieu va cham xuc ((va danh) OR (va hanh)) vi cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ((vu quang) or (ly vang)) x hoi. hieu va cham xuc ((va danh) OR (va hanh)) vi cua tre*.