The diacritics and secondary characters available for the German keyboard include:
Russian On-Screen Keyboard Layout
When the phone’s input language is configured as Russian, the following keyboard layouts are used:
Russian Keyboard - Lower Case
Russian Keyboard - Upper Case
Press and Hold Available Diacritics/Secondary Characters
uü
oö
aä
sß
?¿
$€£
({[<
)}]>
`~
=+
/|\
-_