You can search for bugs/features, subject, assignments and notes by typing in the search box 
.
View By Owner
To search for bugs/created by a certain user, click 
on the main window. Then, select a user’s name on the drop down menu.
View by Status
You can also filter the search result by the bug/feature status by clicking 
on the main window.
Note: New, In Progress, To Review, For Release and Closed are considered Open status.