Here s an example: these students vary a lot in their smoking habits, ranging from never smoked to smoking several packs of cigarettes every day.
(these students; vary; a lot; L:in their smoking habits) (these students; ranging; from never smoked to smoking several packs of cigarettes every day)
these students these students
vary ranging
a lot L:in their smoking habits
from never smoked to smoking several packs of cigarettes every day