Perhaps you should try some spelling variations:
luc ngan » luc nganh, luc nhan, luat ngan
cau tren » cu tren, dau tren, cau treo
te sach » toc sach
cau luc » cau truc, cau phuc
hang ly » huong ly
ca tren » cu tren, la tren, co tren
y nang » ky nang, ly nang, v nang
va cau » van cau, va cac, va dau
x hoi » o hoi, x ho, 5 hoi

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 ((x hoi) or (xa hoi)). lieu va cau luc ngan hang ly ((ca tren) or (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ((x hoi) OR (xa hoi)). lieu va cau luc ngan hang ly ((ca tren) OR (cau tren)).
• Adding a wildcard symbol may retrieve word variants: te sach y nang ((x hoi) or (xa hoi)). lieu va cau luc ngan hang ly ((ca tren) or (cau tren))*.