Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
huy dong » ha dong
cham xuc » cam xuc, chat xuc, cham soc
te sach » toc sach
va hanh » van hanh, va danh, ban hanh
va cham » va chat, va tham
hieu va » lieu va, hieu qua
ly dong » ly dung, lao dong, ly doanh
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua

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 ((ly dong) OR (huy dong)) xa hoi. hieu va cham xuc ((va thanh) or (va hanh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ly dong) OR (huy dong)) xa hoi. hieu va cham xuc ((va thanh) OR (va hanh)) vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ly dong) OR (huy dong)) xa hoi. hieu va cham xuc ((va thanh) or (va hanh)) vi cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ((ly dong) OR (huy dong)) xa hoi. hieu va cham xuc ((va thanh) or (va hanh)) vi cua tre*.