It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
If you are having difficulty locating a digital score of a work, bear in mind that it may be possible for you, as an individual, to request a free electronic perusal copy directly from a publisher. Here, for example, is a link where you can request digital perusal scores from Boosey & Hawkes. See also ScoresOnDemand below.