E.g., 1. blabla<enter> becomes 1. blabla 2. but a. blabla<enter> doesn't become a. blabla b. Similar with almost all other numbering styles, they are seemingly not available for autocorrect. See also: https://bugs.launchpad.net/ubuntu/+source/libreoffice/+bug/833296
Reproducible with LO 4.4.1.2, Win 8.1 Autocorrect options does not recognize a), (a) etc.