Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
bao thuc » cao thuoc, am thuc, va thuc
van hanh » ban hanh, van anh, van ban
te sach » toc sach
nang xa » nang x, lang xa, nang ma
hai cua » thai cua, dai cua, hoi cua
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang
va bao » va bai

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 xa hoi. lieu va bao thuc ((van hanh) OR (van thanh)) hai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang xa hoi. lieu va bao thuc ((van hanh) OR (van thanh)) hai cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. lieu va bao thuc ((van hanh) OR (van thanh)) hai cua tre*.