Perhaps you should try some spelling variations:
ky lang » ky nang, ky tang, tay lang
ky dang » ky nang, ky danh
hieu ve » hieu va, hieu van
cho can » cho cac, cho phan, cho cong
can tre » ban tre, van tren, dan tren
tu sac » tu sach, tu cac, tu san
ve cac » va cac, vien cac
xuc va » tuc va, luc va, xac va

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 ((ky lang) OR (ky dang)) xa hoi. hieu ve cac ((xuc va) OR (duc va)) danh cho can tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ((ky lang) OR (ky dang)) xa hoi. hieu ve cac ((xuc va) or (duc va)) danh cho can tre~".
• Adding a wildcard symbol may retrieve word variants: tu sac ((ky lang) OR (ky dang)) xa hoi. hieu ve cac ((xuc va) or (duc va)) danh cho can tre*.