Welcome to Questions & Answers 1.6! This release contains supporting search questions and answers using Confluence site search and bug fixes.
In order to search for questions & answers created before this version, administrator(s) need to rebuild search index by following these steps:
1) Go to Conflunence Administration page
2) On the left side bar, click Rebuild Search Index
3) On Rebuild Search Index page, click Rebuild
So now, you can search your questions & answers via Confluence search