Ideas for other variations could be gleamed from the 2004 releases. According to http://theswca.com/index.php?action=disp_category&category_id=402 the 2004 set also came in Denmark, Mexico, Netherlands, Poland and Spain variations.

Also old VHS release are another thing, this threads got a pic of a Romanian VHS and TPM: http://forum.rebelscum.com/t1059603-6/

Multiple Thai VHS sets: http://www.starwarsthaifanclub.com/index.php?mo=5&qid=697583

Semi-Related but these guys have an online and downloadable database of SW stuff: http://starwarsguide.net/database/search.php (which will be shut down at the end of the year) Their "Media" section has many entries which is a great resource.