Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
ky sang » ky nang, ky dang, ky tang
ky danh » ky anh, ky dang
lap hai » lap tai, lap lai, lap hoat
hieu ve » hieu va, hieu van
cau duc » cao duc, cau luc, chu duc
va danh » va dinh, va dan, va hanh
danh di » danh du, xanh di, danh dien
ve cau » ke cau, va cau, ve cac
di cua » dai cua, doi cua, de 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: tu sach ((ky sang) or (ky danh)) lap hai. hieu ve cau duc va danh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ky sang) OR (ky danh)) lap hai. hieu ve cau duc va danh di cua te*.