Font error in Printing Vietnamese forms in SAP

My user raised this issue to me one month ago. This must be the weirdest issue I've ever hit since I became an IT supporter. The printing preview allowed her to view as "what-you-see-is-what-you-want". Ayahd. It is okay, let's print out. Here is what she got: What-you-get-isn't-what-you-preview, right? This issue wasn't just with her when …