Perhaps you should try some spelling variations:
hieu cao » chieu cao, hieu cac, hieu ca
sach thu » sach thue, sach thieu, sach tham
cua tre » cua te, cua triet, dua tren
ban anh » ban hanh, ban banh, ban danh
xuc ban » duc ban, cuc ban, quoc ban
cao cam » cao cap, cao dam, cad cam
cuu tre » cau tren, cau treo
nang xa » nang x, lang xa, nang ma
anh vi » hanh vi, anh va, anh ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach thu) or (sach y)) nang xa hoi. hieu cao cam xuc ban anh vi ((cua tre) OR (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach thu) OR (sach y)) nang xa hoi. hieu cao cam xuc ban anh vi ((cua tre) OR (cuu tre))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach thu) or (sach y)) nang xa hoi. hieu cao cam xuc ban anh vi ((cua tre) OR (cuu tre))*".