Você pode usar
sudo apt-get purge openoffice.org-base-core openoffice.org-common openoffice.org-core openoffice.org-style-human uno-libs3 ure openoffice.org-thesaurus-en-au openoffice.org-thesaurus-en-us openoffice.org-hyphenation openoffice.org-hyphenation-en-us openoffice.org-l10n-common
para limpar os pacotes.
A execução do curinga removerá o seguinte também:
aspell * aspell-en * dicionários-comuns * hunspell-en-ca * hunspell-en-us * idioma-suporte-en * idioma-suporte-escrita-pt * myspell-en-au * myspell-en-gb * mysoft-en-za * openoffice.org-base-core * openoffice.org-calc * openoffice.org-common * openoffice.org-core * openoffice.org-draw * openoffice.org-emailmerge * openoffice.org-gnome * openoffice.org-gtk * openoffice.org-help-pt-br * openoffice.org-impress * openoffice.org-math * openoffice.org-estilo-humano * openoffice.org-writer * python-uno * wbritish *
Usar acima é o caminho seguro.