Is there a way to create a variable with 2 or more Greek letters in it

Subject: Is there a way to create a variable with 2 or more Greek letters in it
From: Richard Hennessy
Date: Mon, 16 Aug 2010 19:08:05 -0400

Like ab:9; 

a=alpha and b=beta?  I would like the display in wxMaxima to show the Greek letters not alphabeta.

Rich