Searching for docs I found 1,274,667 web pages. That's something. So currently the advanced search has options for docs, swf and pdf files. That is in addition to the multi-optional graphics search, the video, mp3 and the ftp search.
Alltheweb, are not holding back on its crawling technologies, hopefully they can pick up one of the big directories to get serious exposure beyond the world of SEO/webmaster forums and the European scene.