The document contains repeating sequences of the vowels A, E, I, O and U in different orders. Each sequence is followed by a line break. There is no other words, punctuation or context provided to explain the meaning or purpose of the document.

1. A
E
I
O
U

2. A
E
O
U
I

3. E
A
I
U
O

4. A
E
O
U
I

5. U
O
I
E
A

6. A
E
O
U
I

7. E
U
I
O
A

8. A
E
O
U
I

9. U
O
I
E
A

10. A
E
O
U
I

11. A
O
I
U
E

12. A
E
O
U
I