You may have 16 A's.

A---ae------a- e---e--e -a- --- -e-ea-e- --a- -a--e- ------------
-- --e ---e -- ---e---- ---- -a- a--ea-- -e---e a--a-e-- --e- ---e
---u-a-- -ea-- a--, e-e- -- ---- ------ -- --e -a-e -e----.

Letters available
BCDFGHIJKLMNOPQRSTVWXYZ

Jasper's Mom: E(23)=46
Eudora: U(1)=2
Rottieluver45: A(16)=32