zgrep -aE \
'(]+/)?(addressCountry|name|salaryCurrency|currency)> "(Australia|AU|AUS|AUD)")|( /]+\.au/[^ >]*> \.$)' \
 *.gz | \
 grep -Eo ']+> .$' |
 uniq | \
 sed -E 's/<([^ >]+)> .$/\1/' | \
  sort -u > \
 au_2019_urls.txt