Considering $xxx - $xxxx offers on the following 2 domains as a set:

注音.com - (xn--6ww413g.com)
[Zhuyin].com
1,333 HK OVT
7,952 TW OVT
Google Trends
3.65 Million Google.cn

注音符號.com - (xn--6wwu71ajwiivr.com)
[ZhuyinFuhao].com
141 HK OVT
12,471 TW OVT
574K Google.cn

Zhuyin Fuhao (or Zhuyin for short) is the national phonetic system of the Republic of China for teaching Chinese languages, especially Standard Mandarin, to people learning to read and write and/or to people learning to speak Mandarin.

Learn more here: http://en.wikipedia.org/wiki/Zhuyin

This sale is posted at multiple forums.