Actual spaces

A bunch of words you see.

Thin spaces  

A bunch of words you see.

Non breaking spaces  

A bunch of words you see.

En spaces  

A bunch of words you see.

Em spaces  

A bunch of words you see.

Zero width joiner ‍

A‍bunch‍of‍words‍you‍see.

Zero width non joiner ‌

A‌bunch‌of‌words‌you‌see.