Perhaps you should try some spelling variations:
thien van » thi van
thanh van » thanh san, thanh toan, thanh phan
va thanh » gia thanh, ban thanh, va tinh
te sach » toc sach
cua tre » cua te, cua triet, dua tren
van cam » van nam, van lam, van cau
bo sach » co sach, hoc sach
cuu tre » cau tren, cau treo
xuc va » duc va, tuc va, luc va
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) or (bo sach)) ky nang x hoi. thien van cam xuc va thanh van ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (bo sach)) ky nang x hoi. thien van cam xuc va thanh van ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (bo sach)) ky nang x hoi. thien van cam xuc va thanh van ((cua tre) or (cuu tre))*.