Perhaps you should try some spelling variations:
danh vai » danh sai, danh va, doanh van
hieu ve » hieu van
hieu va » lieu va, hieu qua
va danh » va dinh, va dan, va hanh
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet
vu sac » vu sach, vu san, va sac
sac ky » cac ky, sai ky
ma hoi » mai hoi, ma hoa, me hoi
nuoc » quoc, duoc, ngoc

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 ((ma hoi) or (xa hoi)). ((hieu ve) OR (hieu va)) dat nuoc va danh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sac ky nang ((ma hoi) OR (xa hoi)). ((hieu ve) OR (hieu va)) dat nuoc va danh vai cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sac ky nang ((ma hoi) or (xa hoi)). ((hieu ve) OR (hieu va)) dat nuoc va danh vai cua tre*".