Perhaps you should try some spelling variations:
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac toc » cac toi, cac nuoc, cac thoi
xa danh » va danh, dia danh, nam danh
vai cua » dai cua, lai cua, bai cua
hai cua » thai cua, dai cua, hoi cua
te sac » te sach, te cac, te san
sac ky » cac ky, sai ky
ve cac » va cac, vien cac
toc xa » tuc xa, toc ta, hoc xa

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 xa hoi. hieu ve cac toc xa danh ((vai cua) or (hai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sac ky nang xa hoi. hieu ve cac toc xa danh ((vai cua) OR (hai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: te sac ky nang xa hoi. hieu ve cac toc xa danh ((vai cua) or (hai cua)) tre*.