Perhaps you should try some spelling variations:
hieu cua » hieu qua, dieu cua, bieu cua
cua nhan » ca nhan, cua ngan, cua nha
nhan luc » nang luc
su sach » so sach, vu sach
nang ma » tang ma, sang ma, nang cao
va danh » va dinh, va dan, va hanh
doi cua » hoi cua
y nang » ky nang, ly nang, v nang
luc va » duc va, tuc va, loc va

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: su sach y nang ma hoa. hieu cua nhan luc va danh ((doi cua) OR (dai cua)) tre~.
• Adding a wildcard symbol may retrieve word variants: su sach y nang ma hoa. hieu cua nhan luc va danh ((doi cua) or (dai cua)) tre*.