Perhaps you should try some spelling variations:
danh bat » doanh bat, anh bai, dinh ba
tu sach » thu sach, su sach, te sach
hieu va » hieu qua
cam duc » cam xuc, cao duc, pham duc
va danh » va dinh, va dan, va hanh
y nang » ky nang, ly nang, v nang
cua te » cua tu
cua cu » cua chu, cua cau, cua su
x hoi » xa hoi, o hoi, x ho

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang x hoi. ((hieu va) OR (lieu va)) cam duc va danh bat ((cua te) OR (cua cu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang x hoi. ((hieu va) OR (lieu va)) cam duc va danh bat ((cua te) or (cua cu))~".
• Adding a wildcard symbol may retrieve word variants: tu sach y nang x hoi. ((hieu va) OR (lieu va)) cam duc va danh bat ((cua te) or (cua cu))*.