On the top line of this window, you have the option of saving your frequently used search criteria.
After applying the criteria you wish to search for, give your search a name and click on save. Your saved searches will appear in the drop-down menu on the left. You may select from that menu in the future. If you are done using that particular search, you may select it and click Delete at any time to remove it.
To create a new set of search criteria, hit New and and begin selecting your criteria from scratch.