Perhaps you should try some spelling variations:
nang lai » nang tai, mang lai, nang cai
van hanh » van thanh, ban hanh, van anh
hanh vai » hanh vi, hanh va, hanh tai
ve triet » va trien, su triet
vu sach » vu bach, su sach, vu khach
lai roi » lai hoi, loi roi
hieu ve » hieu va, hieu van
cac tuc » cac toc, cac tu, cac tac
tuc van » thuc van, truc van, tuc va
y nang » ky nang, ly nang, v nang
ve cac » va cac, vien cac
vai ve » va ve, dai ve, vai va

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach y nang lai roi. hieu ve cac tuc van hanh vai ve triet~.
• Adding a wildcard symbol may retrieve word variants: vu sach y nang lai roi. hieu ve cac tuc van hanh vai ve triet*.