34
{
{{9, 91}},
{{39, 91}},
{{52, 91}},
{{1, 8, 91}},
{{1, 9, 91}},
{{1, 39, 91}},
{{1, 52, 91}},
{{8, 9, 91}},
{{8, 39, 91}},
{{8, 52, 91}},
{{9, 39, 52}},
{{9, 39, 91}},
{{9, 52, 91}},
{{39, 52, 91}},
{{1, 8, 9, 91}},
{{1, 8, 39, 52}},
{{1, 8, 39, 91}},
{{1, 8, 52, 91}},
{{1, 9, 39, 52}},
{{1, 9, 39, 91}},
{{1, 9, 52, 91}},
{{1, 39, 52, 91}},
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{{8, 9, 39, 91}},
{{8, 9, 52, 91}},
{{8, 39, 52, 91}},
{{9, 39, 52, 91}},
{{1, 8, 9, 39, 52}},
{{1, 8, 9, 39, 91}},
{{1, 8, 9, 52, 91}},
{{1, 8, 39, 52, 91}},
{{1, 9, 39, 52, 91}},
{{8, 9, 39, 52, 91}},
{{1, 8, 9, 39, 52, 91}}
}
.