Perhaps you should try some spelling variations:
sang lap » sang tao, sang ma, sang tai
bo sach » co sach, hoc sach
sach ty » sach y, sach tu, sach thu
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
van lam » van nam
van cam » van nam, van cau, van dam
lap hai » lap tai, lap lai, lap hoat
ty sang » ty xang, ty hang, duy sang
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: bo sach ty sang lap hai. hieu ((van cam) or (van lam)) luc ((va danh) or (va hanh)) vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bo sach ty sang lap hai. hieu ((van cam) OR (van lam)) luc ((va danh) OR (va hanh)) vi cua te.
• Adding a wildcard symbol may retrieve word variants: bo sach ty sang lap hai. hieu ((van cam) or (van lam)) luc ((va danh) or (va hanh)) vi cua te*.