Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh hai » thanh phan, thanh hoa, thanh san
ky trong » ly trong, ke trong, cay trong
duc van » duc va, duc tan, duc manh
ky tang » ky nang, kho tang, tay tang
hai cua » thai cua, dai cua, hoi cua
ky dang » ky nang, ky danh
hieu ve » hieu va, hieu van
cam duc » cam xuc, cao duc, pham duc
su sac » su sach, su cac, su xac
ve cam » ve cham, ve cac, va cam
cua te » cua tu

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 van thanh hai cua te~.
• 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 van thanh hai cua te.
• 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 van thanh hai cua te".
• Adding a wildcard symbol may retrieve word variants: su sac ((((ky tang) OR (ky trong))) or (ky dang)) xa hoi. hieu ve cam duc van thanh hai cua te*.