Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, hieu ve
ban benh » san benh, ba benh, ban banh
sach ky » sac ky, sach ty, sach kem
nang xa » nang x, lang xa, nang ma
cau xuc » cam xuc, cau luc, cau truc
xuc ban » duc ban, cuc ban, quoc ban
benh de » benh ve, benh he, menh de
cua tre » cua te, cuu tre, cua triet
de cua » le cua, te cua, dieu cua

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 ky) or (sach y)) nang xa hoi. ((hieu van) OR (lieu va)) cau xuc ban benh de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach ky) OR (sach y)) nang xa hoi. ((hieu van) OR (lieu va)) cau xuc ban benh de cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ((sach ky) or (sach y)) nang xa hoi. ((hieu van) OR (lieu va)) cau xuc ban benh de cua tre*".