is echt sauschwer.... 
hier mal ein paar lösungen...!
aber versucht es erstma alleine 
stage 0:
start
stage 1:
stage2
stage 2:
DHHHH911
stage 3:
Datei
stage 4:
Mensa
stage 5:
ggg
stage 6:
Hamburg
stage 7:
Aq
stage 8:
nbsp
stage 9:
surz
stage 10:
Zankee
stage 11
Das
stage 12:
w
stage 13:
24
stage 14:
0
stage 15:
f4
stage 16:
gong
stage 17:
Keller
stage 18:
edcah