Perhaps you should try some spelling variations:
giap nguoi » gian nguoi, gap nguoi, giau nguoi
san thanh » ban thanh, van thanh, son thanh
san hanh » ban hanh, van hanh, dan hanh
ve giap » ve giao, ve giai
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
bac ky » cac ky, ban ky, sac ky
de cua » te cua, dieu cua
le cua » ly cua
su bac » xu bac, du bac, su cac

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

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