1--h-g--h-ghg--e-f--g-fe-d-d

1--h--g-h-ghg--g-e-f--g--fe

1--h-ghg--e-f-g--f--d-cd-d

1--h--h-ghg--g-e-f-g-g-e--fe-d

1--h-h--g--hg-e--f

1--h-f-h--k-j-h--kl-l--k