mod7 nod7c ood7c4 pod7 qod7c
bfe7c cfe7c4 dfe7 efe7c ffe7c4
05e7c4 15e7 25e7c 35e7c4 45e7
pwf7 qwf7c rwf7c4 swf7 twf7c
eng7c fng7c4 gng7 hng7c ing7c4