Perhaps you should try some spelling variations:
thanh van » thanh san, thanh toan, thanh phan
tu sach » thu sach, su sach, te sach
ly nang » ky nang, ly vang, ly quang
ly hang » ly quang
hieu va » lieu va, hieu qua
xuc gia » duc gia, luc gia, tuc gia
van cua » vang cua, ban cua, dan cua
cua tre » cua te, cuu tre, cua triet
va cam » va cham, va cac, va cao
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: tu sach ((ly nang) or (ly hang)) x hoi. hieu va cam xuc gia thanh van cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ly nang) OR (ly hang)) x hoi. hieu va cam xuc gia thanh van cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ((ly nang) or (ly hang)) x hoi. hieu va cam xuc gia thanh van cua tre*.