Perhaps you should try some spelling variations:
nguoi san » nguoi tay, nguoi dao, nguoi ma
cai nguoi » ca nguoi, coi nguoi, cuoi nguoi
san hanh » san thanh, ban hanh, van hanh
nang xa » lang xa, nang ma, mang xa
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ve cai » va cai, ve cac, ve tai
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: su sac ky ((nang xa) OR (nang x)) hoi. hieu ve cai nguoi san hanh vi cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ky ((nang xa) OR (nang x)) hoi. hieu ve cai nguoi san hanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: su sac ky ((nang xa) OR (nang x)) hoi. hieu ve cai nguoi san hanh vi cua tre*.