Perhaps you should try some spelling variations:
sach va » sach ha, sach dao, sach nha
sach xa » sach dao, sach nha, sach bai
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
sach v » sach y, sach 2, sach vay
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
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 v) or (((sach va) or (sach xa)))) nang xa hoi. hieu va cam xuc va hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach v) OR (((sach va) OR (sach xa)))) nang xa hoi. hieu va cam xuc va hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: te ((sach v) or (((sach va) or (sach xa)))) nang xa hoi. hieu va cam xuc va hanh vi cua tre*.