Perhaps you should try some spelling variations:
thai cua » than cua, tai cuc, tri cua
anh thai » anh thi, anh tai, nhanh thai
cham duc » pham duc, cham soc, pham duy
toc sach » hoc sach, doc sach, thuoc sach
cua tre » cua te, cuu tre, cua triet
va cham » va chat, va tham
hieu va » lieu va, hieu qua
tang xa » trang xa, tang ma, lang xa
ky tang » ky nang, ky dang, kho tang
va anh » van anh, va danh, va hanh
te sac » te cac, te san

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((te sac) OR (te sach))) or (toc sach)) ky tang xa hoi. hieu va cham duc va anh thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((te sac) OR (te sach))) OR (toc sach)) ky tang xa hoi. hieu va cham duc va anh thai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((te sac) OR (te sach))) or (toc sach)) ky tang xa hoi. hieu va cham duc va anh thai cua tre".
• Adding a wildcard symbol may retrieve word variants: ((((te sac) OR (te sach))) or (toc sach)) ky tang xa hoi. hieu va cham duc va anh thai cua tre*.