Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh vi » hanh vi, thanh va, thanh ve
co sach » bo sach, cuon sach, hoc sach
cua tre » cua te, cua triet, dua tren
xuc van » duc van, luc van, xuc ban
cuu tre » cau tren, cau treo
hieu ve » hieu va, hieu van
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang
ve cam » ve cham, ve cac, va cam
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: co sach ((y nang) OR (v nang)) x hoi. hieu ve cam xuc van thanh vi ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: co sach ((y nang) OR (v nang)) x hoi. hieu ve cam xuc van thanh vi ((cua tre) OR (cuu tre)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "co sach ((y nang) OR (v nang)) x hoi. hieu ve cam xuc van thanh vi ((cua tre) or (cuu tre))".
• Adding a wildcard symbol may retrieve word variants: co sach ((y nang) OR (v nang)) x hoi. hieu ve cam xuc van thanh vi ((cua tre) or (cuu tre))*.