Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
nang xa » nang x, lang xa, nang ma
ve chat » va chat, van chat
sach ky » sac ky, sach y, sach ty
tai cua » thai cua, tai cuc, tri cua
va dan » ca dan, va dao, va dap
va dau » va dao
cua te » cua tu

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: thu sach ky nang xa hoi. hieu ((va cac) OR (ve chat)) tuc ((va dan) OR (va dau)) tai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky nang xa hoi. hieu ((va cac) or (ve chat)) tuc ((va dan) OR (va dau)) tai cua te~".
• Adding a wildcard symbol may retrieve word variants: thu sach ky nang xa hoi. hieu ((va cac) or (ve chat)) tuc ((va dan) OR (va dau)) tai cua te*.