Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
hanh tai » thanh tai, hang tai, han tai
truc va » thuc va, thuc vat, trung va
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
sach ty » sach y, sach tu, sach thu
va cham » va chat, va tham
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang
tuc va » thuc va, tuc xa, duc va
luc va » duc va, loc va

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 nang xa hoi. lieu va cham ((luc va) or (((tuc va) or (truc va)))) hanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc sach ty nang xa hoi. lieu va cham ((luc va) OR (((tuc va) OR (truc va)))) hanh tai cua tre.
• Adding a wildcard symbol may retrieve word variants: toc sach ty nang xa hoi. lieu va cham ((luc va) or (((tuc va) or (truc va)))) hanh tai cua tre*.