Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
su sach » so sach, vu sach
ky dang » ky nang
ky danh » ky anh
tay hoi » tay ho, tao hoi, tay thai
cua xuc » cua duc, cua tuc, cua cuc
cua tre » cua te, cuu tre, cua triet
de cua » le cua, te cua, dieu cua

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 ((ky dang) or (ky danh)) tay hoi. nhieu viec cua xuc ((va tinh) or (may tinh)) de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ky dang) OR (ky danh)) tay hoi. nhieu viec cua xuc ((va tinh) OR (may tinh)) de cua tre.
• Adding a wildcard symbol may retrieve word variants: su sach ((ky dang) or (ky danh)) tay hoi. nhieu viec cua xuc ((va tinh) or (may tinh)) de cua tre*.