Perhaps you should try some spelling variations:
gianh lai » gian lan
toc sach » hoc sach, doc sach, thuoc sach
danh lai » danh sai, dinh lam, hanh lam
hieu van » hieu va, thien van, lieu va
van cam » van nam, van lam, van cau
hang xa » hoang xa, hang va, hang ca
ty hang » ly hang, ty xang, thi hang
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: ((te sach) or (toc sach)) ty hang xa hoi. hieu van cam xuc va ((danh lai) OR (gianh lai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (toc sach)) ty hang xa hoi. hieu van cam xuc va ((danh lai) OR (gianh lai)) cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (toc sach)) ty hang xa hoi. hieu van cam xuc va ((danh lai) OR (gianh lai)) cua tre*".