Perhaps you should try some spelling variations:
kham coc » kham cuoc, khac cuoc, khac co
ban hanh » ban hang
te sach » toc sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve kham » vu kham, va kham, ve cham
coc ban » co ban, cac ban, hoc ban
te sac » te cac, te san
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sac) or (te sach)) ky nang xa hoi. hieu ve kham coc ban hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sac) OR (te sach)) ky nang xa hoi. hieu ve kham coc ban hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: ((te sac) or (te sach)) ky nang xa hoi. hieu ve kham coc ban hanh vi cua te*.