seventh stage seventh step seventh straight seventh street seventh studio seventh studio album seventh symphony seventh term seventh time seventh track seventh trumpet seventh victim seventh volume seventh week seventh wonder seventh world seventh year seventh-day seventh-day adventism seventh-day adventist seventh-day adventist church seventh-day adventists seventh-day sabbath seventh-inning stretch seventies seventies and eighties seventieth seventieth anniversary seventy seventy percent of seventy weeks seventy years ago seventy years old seventy-eighth seventy-five percent of seventy-fourth seventy-ninth session seventy-seventh seventy-sixth seventy-third seventy-two percent of sever sever all ties sever it sever the connection sever the link sever ties severa several advantages of several animal models several attempts have several attempts have been made several attempts were made several benefits of several billion dollars several billion years several books on the subject several cases of several categories of several causes of several centuries ago several characteristics of several clinical trials several crew members several days a week several days after several days ago several days before several days in several days later several days now several days of several days or weeks several decades ago several decades later several developing countries several differences between several different areas several different groups several different kinds several different kinds of several different languages several different levels several different materials several different meanings several different methods several different models several different modes several different options several different people several different places several different sources several different species several different styles several different things several different types several different types of several different versions several different ways