Perhaps you should try some spelling variations:
nang xa » nang x, lang xa, nang ma
hieu va » hieu qua
lam tuc » lam thuoc, lam truoc, luat tuc
va tinh » may tinh
tinh vi » trinh vi, tinh voi, tinh va
cua tre » cua te, cuu tre, cua triet
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
tuc va » thuc va, truc va, tuc xa
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang xa hoi. ((hieu va) or (lieu va)) lam tuc va tinh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. ((hieu va) OR (lieu va)) lam tuc va tinh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. ((hieu va) or (lieu va)) lam tuc va tinh vi cua tre*.