Perhaps you should try some spelling variations:
toc sach » doc sach, thuoc sach, nuoc sach
cham xuc » cam xuc, chat xuc, cham soc
hoc sach » hoc sinh, hoc cac, hoc anh
danh hoa » thanh hoa, khanh hoa, nganh hoa
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
va cham » va chat, va tham
hieu va » lieu va, hieu qua
hoa hoi » khoa hoi, hoa hoc, hoa doi
cua tre » cua te, cuu tre, cua triet
y danh » ky danh, ly danh, 1 danh
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((toc sach) OR (hoc sach)) y danh hoa hoi. hieu va cham xuc ((va hanh) or (va danh)) vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc sach) OR (hoc sach)) y danh hoa hoi. hieu va cham xuc ((va hanh) OR (va danh)) vi cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((toc sach) OR (hoc sach)) y danh hoa hoi. hieu va cham xuc ((va hanh) or (va danh)) vi cua tre*".