We are using Office 2013 and PS CS6. We have a problem where we copy and paste Thai text from an Excel doc into Photoshop CS6. The text copies over fine but there are small double stacked characters on some letters that merge when copied. Here's an example showing Excel on the bottom and PS CS6 on the top. Notice the red character in the Excel doc. The small double stack characters merge once copied into PS CS6:
How do I get these charactes to appear correctly?