"subgroup" -
key terms from Wikipedia
abelian
subgroup
black
subgroup
characteristic
subgroup
closed
subgroup
compact
subgroup
connected
subgroup
cultural
subgroup
discrete
subgroup
drosophila
melanogaster
species
subgroup
every
subgroup
first
subgroup
maximal
compact
subgroup
maximal
subgroup
normal
subgroup
one
subgroup
one
subgroup
of
order
primordial
subgroup
romani
subgroup
subgroup
subgroup
generated
subgroup
of
a
group
subgroup
of
gl
subgroup
of
the
symmetric
group
subgroup
properties