Perhaps you should try some spelling variations:
chieu cao » hieu cac, hieu ca, chieu day
dang van » hoang van, hang va
hieu cao » hieu cac, hieu ca, kieu cao
chat xuc » chat huu, cam xuc, chao xu
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
van hoc » van hoa
ky dang » ky nang, ky danh
cuu tre » cua tre, cau tren, cau treo
va cuu » va cau, va chu, va huu

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 ky dang van hoc. ((hieu cao) OR (chieu cao)) chat xuc ((va tinh) or (may tinh)) va cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky dang van hoc. ((hieu cao) OR (chieu cao)) chat xuc ((va tinh) OR (may tinh)) va cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky dang van hoc. ((hieu cao) OR (chieu cao)) chat xuc ((va tinh) or (may tinh)) va cuu tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ky dang van hoc. ((hieu cao) OR (chieu cao)) chat xuc ((va tinh) or (may tinh)) va cuu tre*.