<?xml version="1.0" encoding="utf-8"?>
<block-list:block-list xmlns:block-list="http://openoffice.org/2001/block-list">
  <block-list:block block-list:abbreviated-name="GHz"/>
  <block-list:block block-list:abbreviated-name="KHz"/>
  <block-list:block block-list:abbreviated-name="MHz"/>
  <block-list:block block-list:abbreviated-name="OOo"/>
  <block-list:block block-list:abbreviated-name="THz"/>
</block-list:block-list>