This uses spaces

This uses no-break spaces

This uses ogham space marks

This uses en quads

This uses em quads

This uses en spaces

This uses em spaces

This uses three-per-em spaces

This uses four-per-em spaces

This uses six-per-em spaces

This uses figure spaces

This uses punctuation spaces

This uses thin spaces

This uses hair spaces

This uses narrow no-break spaces

This uses medium mathematical spaces

This　uses　ideographic　spaces