Hi,
请看下面的链接，这里有一步步教你怎么在app中添加search suggestion：
http://jesseliberty.com/2012/09/21/windows-8search-suggestions/
另外，您还可以参照下面的例子：
http://code.msdn.microsoft.com/windowsapps/Search-app-contract-sample-118a92f5
祝您好运！
We are trying to better understand customer views on social support experience, so your participation in this interview project would be greatly appreciated if you have time. Thanks for helping make community forums a great place.
Click
HERE to participate the survey. Thanks<br/> MSDN Community Support<br/> <br/> Please remember to "Mark as Answer" the responses that resolved your issue. It is a common way to recognize those who have helped you, and
makes it easier for other visitors to find the resolution later.
