Perhaps you should try some spelling variations:
hanh dinh » thanh dinh, hinh dinh, hanh tinh
dinh cuu » dinh chi
van hanh » van thanh, ban hanh, van anh
sach ky » sac ky, sach ty, sach kem
duc van » duc va, duc tan, duc manh
cuu tre » cua tre, cau tren, cau treo
lang xa » lang ha, dang xay, lang van
ve bao » te bao, va bao
va co » vo co

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) or (sach y)) lang xa hoi. hieu ((va co) or (ve bao)) duc van hanh dinh cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach y)) lang xa hoi. hieu ((va co) OR (ve bao)) duc van hanh dinh cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (sach y)) lang xa hoi. hieu ((va co) or (ve bao)) duc van hanh dinh cuu tre*.