Perhaps you should try some spelling variations:
viec nhom » viec cho, viec khoa
hieu viec » nhieu viec, hieu ve, sieu viet
su sach » so sach, vu sach
nhom xu » nhoi xu, nhom su
cam dan » cac dan, ca dan, nam dan
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang
xu cam » xuc cam, tu cam
dan va » doan va, dan ca, ban va
va cuu » va cau, va chu, va huu
x hoi » xa hoi, o hoi, x ho

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 ((y nang) or (v nang)) x hoi. hieu viec nhom xu cam dan va cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((y nang) OR (v nang)) x hoi. hieu viec nhom xu cam dan va cuu tre.
• Adding a wildcard symbol may retrieve word variants: su sach ((y nang) or (v nang)) x hoi. hieu viec nhom xu cam dan va cuu tre*.