Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
ban thanh » ban hanh, ban hang
nang cho » nang chon, ngang cho, nang cao
cua tre » cua te, cuu tre, cua triet
van dau » van dao, phan dau
tai cua » thai cua, tai cuc, tri cua
xuc ban » duc ban, cuc ban, quoc ban
van cam » van nam, van lam, van cau
cho hoc » co hoc, khoa hoc
tu sach » thu sach, su sach, te sach
tu sac » tu cac, tu san, tu bac

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu sach)) ky nang cho hoc. hieu ((van cam) OR (van dau)) xuc ban thanh tai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) OR (tu sach)) ky nang cho hoc. hieu ((van cam) or (van dau)) xuc ban thanh tai cua tre~".
• Adding a wildcard symbol may retrieve word variants: ((tu sac) OR (tu sach)) ky nang cho hoc. hieu ((van cam) or (van dau)) xuc ban thanh tai cua tre*.