Perhaps you should try some spelling variations:
lang cuoi » lan cuoi, mang luoi, lang chai
sach che » sach thue, sach nha, sach cap
che bang » chu bang, che nang, che quang
bang mai » ban mai, bang hai, bang may
lang voi » lanh voi, khang voi, lang vong
te sach » toc sach
ve daut » ve dat
mai hoi » mai khoi, dai hoi, lai hoi
so viet » hoc viet
xuc va » duc va, tuc va, luc va
ve dau » va dau, ve du, ke dau

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 che bang mai hoi. hieu ((ve dau) or (ve daut)) xuc va ((lang voi) or (lang cuoi)) so viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach che bang mai hoi. hieu ((ve dau) OR (ve daut)) xuc va ((lang voi) OR (lang cuoi)) so viet.
• Adding a wildcard symbol may retrieve word variants: te sach che bang mai hoi. hieu ((ve dau) or (ve daut)) xuc va ((lang voi) or (lang cuoi)) so viet*.