The Eastern Woodlands tribes fall into three divisions: the Southeast (discussed above) and the Great Lakes and Northeast.
Modulation methods fall into two divisions.
On both geographic and chronological grounds, the languages fall into two divisions, usually known as Continental Celtic and Insular Celtic.
According to the neighbor-joining tree constructed on the basis of the DC distance, the seven populations fell into three groups showing a clear division between hatchery and wild populations, and between the northern and southern hatchery populations.
After their father's death, the surviving sons of Louis fell into three years of civil war, which led to the division of the Carolingian empire.
The farmers fell into three categories.
The buyers fell into three groups.
These fell into three categories.
The historical religions fall into three great divisions, corresponding with the stages of the dialectical progression.
Surviving Indian peoples of northern Mexico today fall easily into two divisions.
