Perhaps you should try some spelling variations:
sang lai » sang tai, sang lap, mang lai
hieu su » hieu sau, tieu su, hieu so
nam xuc » cam xuc, nam xua, nam thuc
lai cua » dai cua, hai cua, lai chau
vai cua » dai cua, hai cua, bai cua
sang ma » tang ma, nang ma, sang tao
va hanh » van hanh, va thanh, va danh
xuc va » duc va, tuc va, luc va
tu sai » tu bai, tu san, tu cai
su nam » sung nam
sai ky » sac ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky ((sang lai) or (sang ma)) hoi. hieu su nam xuc va hanh ((vai cua) OR (lai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky ((sang lai) OR (sang ma)) hoi. hieu su nam xuc va hanh ((vai cua) OR (lai cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sai ky ((sang lai) or (sang ma)) hoi. hieu su nam xuc va hanh ((vai cua) OR (lai cua)) te".
• Adding a wildcard symbol may retrieve word variants: tu sai ky ((sang lai) or (sang ma)) hoi. hieu su nam xuc va hanh ((vai cua) OR (lai cua)) te*.