Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
thanh binh » thai binh, than kinh
tinh binh » ninh binh, tinh ninh
cuu tre » cua tre, cau tren, cau treo
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
tu san » thu san, tu ban, tu can
xuc va » duc va, tuc va, luc va
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu san) or (thuat sach)) ky tang xa hoi. hieu ve cac xuc va ((thanh binh) OR (tinh binh)) cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu san) OR (thuat sach)) ky tang xa hoi. hieu ve cac xuc va ((thanh binh) OR (tinh binh)) cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu san) or (thuat sach)) ky tang xa hoi. hieu ve cac xuc va ((thanh binh) OR (tinh binh)) cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((tu san) or (thuat sach)) ky tang xa hoi. hieu ve cac xuc va ((thanh binh) OR (tinh binh)) cuu tre*.