Perhaps you should try some spelling variations:
te sach » toc sach
hieu ve » hieu va, hieu van
ban han » ban hang, ban hanh, ban than
han tai » hang tai, nhan tai, van tai
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
me hoi » le hoi
ve cac » va cac, vien cac
cac lo » cac lop, cac co, cac bo
lo ban » co ban, lo van, ly ban

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 y nang ((me hoi) or (ma hoa)). hieu ve cac lo ban han tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ((me hoi) OR (ma hoa)). hieu ve cac lo ban han tai cua tre.
• Adding a wildcard symbol may retrieve word variants: te sach y nang ((me hoi) or (ma hoa)). hieu ve cac lo ban han tai cua tre*.