for iOS 5.0 software

Vietnamese
Touch and hold a character to see the available diacritical marks, then slide to choose the one
you want.
You can also type the following key sequences to enter characters with diacritical marks:
aa— Â â
aw— Â ă
as— Â á
af— Â à
ar— Â ả
ax— Â ã
aj— Â ạ
dd— Â đ
ee— Â ê
oo— Â ô
ow— Â ơ
w— Â ư
13 6
Appendix A International Keyboards