Perhaps you should try some spelling variations:
sang lap » sang tao, sang ma, sang tai
so sach » so sanh, bo sach, co sach
vai cua » dai cua, hai cua, lai cua
dan vai » dan va, dan tai, dan vat
dam tuc » dam thuc, dao tuc, nam thuc
hieu ve » hieu va, hieu van
lap hai » lap tai, lap lai, lap hoat
ky sang » ky nang, ky dang, ky tang
vu sach » vu bach, su sach, vu khach
dam tu » nam tu, cam tu, tam tu
va dan » ca dan, va dao, va dau
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: ((so sach) or (vu sach)) ky sang lap hai. hieu ve ((dam tuc) or (dam tu)) va dan vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((so sach) OR (vu sach)) ky sang lap hai. hieu ve ((dam tuc) OR (dam tu)) va dan vai cua te.
• Adding a wildcard symbol may retrieve word variants: ((so sach) or (vu sach)) ky sang lap hai. hieu ve ((dam tuc) or (dam tu)) va dan vai cua te*.