"span" - key terms from Wikipedia

affine span
algebraic span
attention span
attention span	media
center span
digit span
during that span
eastbound span
human life span
increased span
leg span
life span
lift span
linear span
longest span
main span
maximum life span
mean life span
memory span
new span
northbound span
octave span
original span
person through the life span
reading span
southbound span
span
span	class
span	id
span	lang
span	length
span	mode
span	of control
span	style
span	title
span	would
span	xml
steeleye span
steeleye span	album
suspended span
swing span
third span
time span
truss span
usable life span
very best of steeleye span
westbound span
wing span