PREUN

/bin/sh

if [[ "$1" = "0" ]]; then
  perl -ni -e "/^DICT\s*ta\s*TA\s*ta_TA$/ or print" /usr/share/dict/ooo/dictionary.lst
fi

POSTIN

/bin/sh

if [[ ! -f "/usr/share/dict/ooo/dictionary.lst" ]] ||       ! grep -q "^DICT[ \t]*ta[ \t]*TA[ \t]*ta_TA" /usr/share/dict/ooo/dictionary.lst
then
  echo "DICT ta TA ta_TA" >> /usr/share/dict/ooo/dictionary.lst
fi