Perhaps you should try some spelling variations:
cap nguoi » gap nguoi, giap nguoi, cua nguoi
tay hanh » day nhanh, day thanh, tang hanh
ca nguoi » cua nguoi, va nguoi, cho nguoi
hanh di » hanh vi, hanh de, hang di
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
su cac » tu cac, su cao, su can
di cua » dai cua, doi cua, de cua
su sac » su sach, su xac

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) or (su cac)) ky nang xa hoi. hieu ve ((cap nguoi) OR (ca nguoi)) tay hanh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sac) OR (su cac)) ky nang xa hoi. hieu ve ((cap nguoi) OR (ca nguoi)) tay hanh di cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sac) or (su cac)) ky nang xa hoi. hieu ve ((cap nguoi) OR (ca nguoi)) tay hanh di cua tre".
• Adding a wildcard symbol may retrieve word variants: ((su sac) or (su cac)) ky nang xa hoi. hieu ve ((cap nguoi) OR (ca nguoi)) tay hanh di cua tre*.