There isn't a search function per se on the site. You can look at everything starting with "H" (house isn't there) or go through all the patterns page by page or look for size. Sometimes google is the way to go on sites like this. If you search for "house quilt block quilterscache" you will see several listings, including the school house block -
http://www.quilterscache.com/S/SchoolhouseBlock.html - also row houses, farm house, etc. Just search for "house quilt block" and you'll find many more.