Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van hanh » van thanh, ban hanh, van ban
nam tuc » nam thuc, nam truc, nam thuoc
van anh » van thanh, tuan anh, van minh
cuu tre » cua tre, cau tren, cau treo
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
nam tu » nam thu, nam thuc
vi cuu » vi luu, vinh cuu
x hoi » xa hoi, o hoi, x ho

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 nang x hoi. hieu van ((nam tuc) or (nam tu)) ((van hanh) or (van anh)) vi cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky nang x hoi. hieu van ((nam tuc) OR (nam tu)) ((van hanh) OR (van anh)) vi cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu sai ky nang x hoi. hieu van ((nam tuc) or (nam tu)) ((van hanh) or (van anh)) vi cuu tre*.