Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van xuat » san xuat, va xuat, phan xuat
xuat tuc » xuat thuc, luat tuc, xuat tu
su sach » so sach
vu sach » vu bach, vu khach
nang co » nang cao, nang doc, nang noi
xa hanh » xa thanh, xa khanh, va hanh
y nang » ky nang, ly nang, v nang
co hoi » co hoc, co loi
vi cua » vai cua, di cua
cua su » qua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((su sach) or (vu sach)) y nang co hoi. hieu van xuat tuc xa hanh vi cua su~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) y nang co hoi. hieu van xuat tuc xa hanh vi cua su.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) y nang co hoi. hieu van xuat tuc xa hanh vi cua su*.