Perhaps you should try some spelling variations:
su sach » vu sach
so sach » so sanh, bo sach, co sach
hieu ve » hieu va, hieu van
danh co » danh cho, doanh co, anh co
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
ve cac » va cac, vien cac
xuc va » tuc va, luc va, xac va
co cua » con cua, ca cua, cong cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) OR (so sach)) y nang x ho. hieu ve cac ((xuc va) or (duc va)) danh co cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) y nang x ho. hieu ve cac ((xuc va) OR (duc va)) danh co cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (so sach)) y nang x ho. hieu ve cac ((xuc va) or (duc va)) danh co cua tre*".