If you're viewing this on your iPhone, go to the top left corner where the three lines are and tap it. A new page will open up and look for STORE. You will see a drop down arrow to the right, tap it. Select the option you want, or, just above the HOME, you will find a SEARCH feature. Type the design you are looking for there.

If you're viewing this on a laptop, look just below the logo and you will see STORE and the drop down arrow. Click there and select the option you want or just to the right, you will find the magnifying glass where you can search for specific designs.