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
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 » ky nang, ly nang, v nang
nang o » nang co, nang ho, nang ro
ve cam » ve cham, ve cac, va cam
va cuu » va cau, va chu, va huu
o hoi » co hoi, o hoc, o hai

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 o hoi. hieu ve cam ((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 o hoi. hieu ve cam ((xuc gia) OR (luc gia)) thanh va cuu tre.
• Adding a wildcard symbol may retrieve word variants: te sach y nang o hoi. hieu ve cam ((xuc gia) or (luc gia)) thanh va cuu tre*.