Perhaps you should try some spelling variations:
so sach » so sanh, bo sach, hoc sach
co sach » bo sach, cuon sach, hoc sach
lang ha » long ha
qua cac » cua cac
cac xuc » cam xuc, cac nuoc, chat xuc
va dinh » van dinh, va kinh, va tinh
hoi cua » hoi chuc
y lang » o lang, _ lang, tay lang
ha hoi » hoa hoi, ha noi, xa hoi
xuc va » duc va, tuc va, luc va
do cua » doi cua, co cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((so sach) or (co sach)) y lang ha hoi. hieu qua cac xuc va dinh ((do cua) or (hoi cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (co sach)) y lang ha hoi. hieu qua cac xuc va dinh ((do cua) OR (hoi cua)) te.
• Adding a wildcard symbol may retrieve word variants: ((so sach) or (co sach)) y lang ha hoi. hieu qua cac xuc va dinh ((do cua) or (hoi cua)) te*.