I think one of the main issues would be that there may be a subgroup of people who may run into problems with compulsive use.
An Islamist subgroup – the Brigade of Islam – also claimed responsibility, but the two stories are not incompatible.
It means treating women not as some alien species or subgroup.
There's a subgroup that both attends and mocks, but it's tiny.
The totality of motions which leave a point A unchanged forms a subgroup.
This would not lure any labor or capital from one group or subgroup to another.
A subgroup of a group G, which is transformed into itself by every isomorphism of G, is called a characteristic subgroup.
The order of any subgroup or operation of G is necessarily finite.
It belongs to a subgroup and is a product of the mores of a subgroup.
New Georgia Island, the main member of the subgroup, is 50 miles long (northwest to southeast) and from five to 30 miles wide.