Perhaps you should try some spelling variations:
nam thuc » nam thuoc, am thuc, nam thu
cuu tre » cua tre, cau tren, cau treo
danh di » danh du, xanh di, danh dien
va danh » va dinh, va dan, va hanh
cam tuc » cam xuc, cam tu, dam thuc
hieu ve » hieu va, hieu van
sac ky » cac ky, sai ky
di cuu » di cau, di cua, dinh cuu
vu sac » vu sach, vu san, va sac
x hoi » o hoi, x ho, 5 hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sac ky nang ((x hoi) or (xa hoi)). hieu ve ((cam tuc) OR (nam thuc)) va danh di cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sac ky nang ((x hoi) OR (xa hoi)). hieu ve ((cam tuc) OR (nam thuc)) va danh di cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sac ky nang ((x hoi) or (xa hoi)). hieu ve ((cam tuc) OR (nam thuc)) va danh di cuu tre".
• Adding a wildcard symbol may retrieve word variants: vu sac ky nang ((x hoi) or (xa hoi)). hieu ve ((cam tuc) OR (nam thuc)) va danh di cuu tre*.