Perhaps you should try some spelling variations:
gap nguoi » gian nguoi, dao nguoi, tay nguoi
san thanh » ban thanh, van thanh, son thanh
san hanh » ban hanh, van hanh, dan hanh
hieu ve » hieu va, hieu van
cua tre » cua te, cuu tre, cua triet
su xac » pu xac, su cac
xac ky » cac ky, sac ky, bac ky
ve gap » viet gap
de cua » le cua, te cua, dieu cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: su xac ky nang x hoi. hieu ve gap nguoi ((san hanh) or (san thanh)) de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su xac ky nang x hoi. hieu ve gap nguoi ((san hanh) OR (san thanh)) de cua tre.
• Adding a wildcard symbol may retrieve word variants: su xac ky nang x hoi. hieu ve gap nguoi ((san hanh) or (san thanh)) de cua tre*.