In the previous poll there were too many variants, which caused it to be hard to vote. Here are the generalized proposals, please rank all 5 of them from best to worst:
1) Pandora layout + 2 extra keys (A B Y X)
C Y
A B
Z X
C1 Y
A B
C2 X
2) Non-Pandora Latin layout (A-Z)
Y Z
X C
A B
Y X
Z A
C B
M Y
C B
R G
C R
M G
Y B
3) Greek that looks like Playstation layout (Π Ω Δ χ)
Φ Δ
Π Ω
ψ χ
λ Δ
Π Ω
γ χ
ψ Δ
Π Ω
γ χ
4) Pandora-like lowercase Greek layout (α β γ χ)
μ γ
α β
ν χ
ζ γ
α β
ω χ
5) Alphanumeric combinations (G1-G6)
G6 G5
G4 G2
G3 G1
1) Pandora layout + 2 extra keys (A B Y X)
C Y
A B
Z X
C1 Y
A B
C2 X
2) Non-Pandora Latin layout (A-Z)
Y Z
X C
A B
Y X
Z A
C B
M Y
C B
R G
C R
M G
Y B
3) Greek that looks like Playstation layout (Π Ω Δ χ)
Φ Δ
Π Ω
ψ χ
λ Δ
Π Ω
γ χ
ψ Δ
Π Ω
γ χ
4) Pandora-like lowercase Greek layout (α β γ χ)
μ γ
α β
ν χ
ζ γ
α β
ω χ
5) Alphanumeric combinations (G1-G6)
G6 G5
G4 G2
G3 G1