Perhaps you should try some spelling variations:
sang dieu » dang dieu, hang dien
dieu cua » dieu tra
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac bac » cac bai, cac ban, cac cach
da sang » da nang, da dang, va sang
cua tre » cua te, cuu tre, cua triet
tu sac » tu cac, tu san, tu bac
ve cac » va cac, vien cac
bac da » bac dai, bac dan, bac ha

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 sac) OR (tu sach)) ky nang xa hoi. hieu ve cac bac da sang dieu cua tre~.
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (tu sach)) ky nang xa hoi. hieu ve cac bac da sang dieu cua tre*.