Perhaps you should try some spelling variations:
thanh sinh » thanh binh, thanh tinh, thanh vinh
sinh cua » manh cua, dinh cuu, sinh va
sach ky » sach y, sach ty, sach kem
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va
sac ky » cac ky, sai ky

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) or (sac ky)) lang xa hoi. hieu ve cham ((xuc va) or (thuc vat)) thanh sinh cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sac ky)) lang xa hoi. hieu ve cham ((xuc va) OR (thuc vat)) thanh sinh cua tre.
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) or (sac ky)) lang xa hoi. hieu ve cham ((xuc va) or (thuc vat)) thanh sinh cua tre*.