Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
hanh lam » thanh lap, hanh kem, hanh va
viec cac » vien cac, viec cua, viec lam
lam cua » nam cua, lam chat
va hanh » van hanh, va thanh, va danh
cac xuc » cam xuc, cac nuoc, chat xuc
tu sach » thu sach, su sach, te sach
ky dang » ky danh
cua tre » cua te, cuu tre, cua triet
me hoi » le hoi
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ((ky nang) or (ky dang)) ((me hoi) or (xa hoi)). hieu viec cac xuc va hanh lam cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ky nang) OR (ky dang)) ((me hoi) OR (xa hoi)). hieu viec cac xuc va hanh lam cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ((ky nang) or (ky dang)) ((me hoi) or (xa hoi)). hieu viec cac xuc va hanh lam cua tre*.