Perhaps you should try some spelling variations:
ban thanh » ban hang
ban hanh » ban hang
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu va, hieu van
cam duc » cam xuc, cao duc, pham duc
hai cua » thai cua, dai cua, hoi cua
cua tre » cua te, cuu tre, cua triet
su sac » su sach, su cac, su xac
sac ky » cac ky, sai ky
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ky dang xa hoi. hieu ve cam duc ((ban thanh) or (ban hanh)) hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky dang xa hoi. hieu ve cam duc ((ban thanh) OR (ban hanh)) hai cua tre.
• Adding a wildcard symbol may retrieve word variants: su sac ky dang xa hoi. hieu ve cam duc ((ban thanh) or (ban hanh)) hai cua tre*.