Perhaps you should try some spelling variations:
tan thanh » tran thanh, tang thanh, toan thanh
thanh hai » thanh phan, thanh hoa, thanh san
ky trong » ly trong, ke trong, cay trong
ky tang » ky nang, kho tang, tay tang
ky dang » ky nang, ky danh
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
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 tang) OR (ky trong))) or (ky dang)) xa hoi. hieu ve cam duc tan thanh hai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ((((ky tang) OR (ky trong))) OR (ky dang)) xa hoi. hieu ve cam duc tan thanh hai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ((((ky tang) OR (ky trong))) or (ky dang)) xa hoi. hieu ve cam duc tan thanh hai cua tre*".