Perhaps you should try some spelling variations:
thanh va » thanh van, hanh va, thanh ha
te sach » toc sach
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
xuc gia » duc gia, tuc gia, quoc gia
luc gia » luoc gia, duc gia, quoc gia
cuu tre » cua tre, cau tren, cau treo
y nang » ly nang, v nang, may nang
va cuu » va cau, va chu, va huu
x hoi » xa hoi, o hoi, x ho

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

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