Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
va chat » van chat, va phat, cao chat
va tham » van tham, va cham, va thanh
hanh le » thanh le, hanh ve, hanh de
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, ly nang, v nang
uoc va » nuoc va, duoc va, quoc va
luc va » duc va, tuc va, loc va
le cuu » le cua, le huu, le cau
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: thu sach y nang x hoi. lieu ((va chat) or (va tham)) ((uoc va) or (luc va)) hanh le cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach y nang x hoi. lieu ((va chat) OR (va tham)) ((uoc va) OR (luc va)) hanh le cuu tre.
• Adding a wildcard symbol may retrieve word variants: thu sach y nang x hoi. lieu ((va chat) or (va tham)) ((uoc va) or (luc va)) hanh le cuu tre*.