From The Document Foundation Wiki
- If you selected Extended Help: select the appropriate subcomponent, or the  at the bottom of the list if you did not find or do not know the appropriate subcomponent.
- You will see a list of bugs with that subcomponent. At the bottom of the page, select Edit Search. There, you can modify the search according to your needs.
- If you find a bug report that concerns your problem, you can contribute to it. If you don’t find a bug report that concerns your problem, file a new bug report.