The document contains repeating sequences of letters, with the sequences A a B b C c repeating six times, followed by D d E e F f repeating six times, and so on, with several other letter sequences such as G g H h I i and J j K k L l also repeating six times each.

1. A a B b C c
A a B b C c
A a B b C c
A a B b C c
A a B b C c
A a B b C c
D d E e F f
D d E e F f
D d E e F f
D d E e F f
D d E e F f

2. D d E e F f
G g H h I i
G g H h I i
G g H h I i
G g H h I i
G g H h I i
G g H h I i
J j K k L l

3. J j K k L l
J j K k L l
J j K k L l
J j K k L l
J j K k L l
M m N n O o
M m N n O o
M m N n O o
M m N n O o
M m N n O o
M m N n O o

4. P p Q q R r
P p Q q R r
P p Q q R r
P p Q q R r
P p Q q R r
P p Q q R r
S s T t U u
S s T t U u

5. S s T t U u
S s T t U u
S s T t U u
S s T t U u
V v W w X x
V v W w X x
V v W w X x
V v W w X x
V v W w X x
V v W w X x

6. Y y Z z
Y y Z z
Y y Z z
Y y Z z
Y y Z z
Y y Z z