Perhaps you should try some spelling variations:
qua cham » qua hai, qua cac, qua cua
van lien » van tien, van hien, va lien
lien cuc » dien cuc, lien tuc, vien cac
te sach » toc sach
sach ky » sac ky, sach y, sach ty
va cham » va chat, va tham
cuc tre » duc tre, cua tre, cuu tre
nang o » nang co, nang ho, nang ro
luc va » duc va, tuc va, loc va
o hoi » co hoi, o hoc, o hai

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 ky nang o hoi. hieu ((qua cham) or (va cham)) luc va van lien cuc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang o hoi. hieu ((qua cham) OR (va cham)) luc va van lien cuc tre.
• Adding a wildcard symbol may retrieve word variants: te sach ky nang o hoi. hieu ((qua cham) or (va cham)) luc va van lien cuc tre*.