Perhaps you should try some spelling variations:
sang mai » sang ma, sang tai, lang mai
su sach » so sach, vu sach
mai hoi » mai khoi, dai hoi, lai hoi
va cham » va chat, va tham
va danh » va dinh, va dan, va hanh
y sang » _ sang, duy sang
soc va » hoc va, loc va, doc va
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: su sach y sang mai hoi. lieu va cham soc va danh ((vi cua) or (dai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y sang mai hoi. lieu va cham soc va danh ((vi cua) OR (dai cua)) tre*.