Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh doi » thanh loi, thanh moi, thanh do
va cham » va chat, va tham
xuc ban » duc ban, cuc ban, quoc ban
nang xa » nang x, lang xa, nang ma
cua tu » cua tuc, cua cu, cua te
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
ve cam » ve cham, ve cac, va cam
cua su » qua su

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: tu san ky nang xa hoi. hieu ((ve cam) OR (va cham)) xuc ban thanh doi ((cua tu) OR (cua su))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu san ky nang xa hoi. hieu ((ve cam) or (va cham)) xuc ban thanh doi ((cua tu) OR (cua su))~".
• Adding a wildcard symbol may retrieve word variants: tu san ky nang xa hoi. hieu ((ve cam) or (va cham)) xuc ban thanh doi ((cua tu) OR (cua su))*.