Perhaps you should try some spelling variations:
nang dai » nang dau, nang tai, lang dai
dia danh » dia ban, gia dinh
dai hoi » dai hoc, dai hai, dai moi
hieu he » hieu ve, hiem he, hieu le
xa danh » va danh, nam danh, van danh
sai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
he nam » ha nam, nghe nam

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky nang dai hoi. hieu he nam thu ((xa danh) or (dia danh)) sai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky nang dai hoi. hieu he nam thu ((xa danh) OR (dia danh)) sai cua tre.
• Adding a wildcard symbol may retrieve word variants: su sac ky nang dai hoi. hieu he nam thu ((xa danh) or (dia danh)) sai cua tre*.