Group 1:
s a t i p n (Keep checking this space)

Group 2:
​ck e h r m d

Group 3:
g o u l f b

Group 4:
ai j oa ie ee/or

Group 5:
z w ng v oo/00

Group 6:
y x ch sh th/th (Keep checking this space)

Group 7:
qu ou oi ue er ar (Keep checking this space)