a d+
b* b+
c* c+ c*

aa b* c* d* aa*
b+ a+ c+ a+

e* f* g* h*

%%

bad cad dad

aaaa aaaa bbbb cccc dddd aaaa aaaa
aaaa bbbb aaaa cccc aaaa dddd aaaa
aaaa bbbb aaaa cccc aaaa bbbb cccc
aaaa bbbb aaaa cccc aaaa dddd cccc

eeee ffff gggg hhhh aaaa bbbb dddd
hhhh gggg ffff eeee aaaa bbbb cccc
