Perhaps you should try some spelling variations:
thanh tri » thanh tra, thanh tai, chinh tri
sach doi » sach hoi, sach moi, sach dao
hieu van » hieu va, thien van, lieu va
va thanh » gia thanh, ban thanh, va tinh
sach ty » sach y, sach tu, sach thu
hang xa » hoang xa, hang va, hang ca
van cam » van nam, van lam, van cau
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sach ty) or (sach doi)) hang xa hoi. hieu van cam xuc va thanh tri cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach ty) OR (sach doi)) hang xa hoi. hieu van cam xuc va thanh tri cua tre.
• Adding a wildcard symbol may retrieve word variants: su ((sach ty) or (sach doi)) hang xa hoi. hieu van cam xuc va thanh tri cua tre*.