Perhaps you should try some spelling variations:
danh hai » dang hai, lanh hai, manh hai
hai muoi » tai mui
te sach » toc sach
sach ky » sac ky, sach y, sach ty
ky danh » ky anh, ky dang
dinh ve » dinh van
chu tri » chua tri, chu thi, chu tai
va cam » va cham, va cao, va cai
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ky danh hai muoi. lieu ((va cam) OR (va cac)) luc va ((dinh ve) or (dinh ket)) chu tri~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky danh hai muoi. lieu ((va cam) OR (va cac)) luc va ((dinh ve) OR (dinh ket)) chu tri*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky danh hai muoi. lieu ((va cam) OR (va cac)) luc va ((dinh ve) or (dinh ket)) chu tri*".