If you have a .ac.uk email address or know a student with one you can order the full Microsoft Office 2007 professional from www.theultimatesteal.com for about 40 quid.
i can get ya it for 45 quid posted through my college if ya want. obviously ide need a bit of time to buy it for you myself and then post it on but ill do it for ya if ya want :] cos im nice