Perhaps you should try some spelling variations:
nang lai » nang tai, mang lai, nang cai
xuc ban » cuc ban, quoc ban, xuat ban
lai roi » lai hoi, loi roi
hieu va » lieu va, hieu qua
va cham » va chat, va tham
duc ban » duc tan, duc van, dua ban
le cua » ly cua
ve cua » de cua, te cua, ve cum
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai 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 sac ky nang lai roi. hieu va cham ((xuc ban) OR (duc ban)) hanh ((ve cua) or (le cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang lai roi. hieu va cham ((xuc ban) OR (duc ban)) hanh ((ve cua) OR (le cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang lai roi. hieu va cham ((xuc ban) OR (duc ban)) hanh ((ve cua) or (le cua)) te".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang lai roi. hieu va cham ((xuc ban) OR (duc ban)) hanh ((ve cua) or (le cua)) te*.