Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh tai » thanh hai, thanh toan, doanh tai
hieu van » hieu va, thien van, lieu va
cam thuc » am thuc, nam thuc, cam thu
thuc ban » thuoc ban, thuc dan, thu ban
van cam » van nam, van lam, van cau
tai cuu » tai cuc, tai buu, tai cua
cuu tre » cua tre, cau tren, cau treo
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sac ky nang x hoi. hieu van cam thuc ban thanh tai cuu tre~.
• Adding a wildcard symbol may retrieve word variants: te sac ky nang x hoi. hieu van cam thuc ban thanh tai cuu tre*.