-ic bbb bbc bbd bbi bby bcb bcc bcd bci bcy bdb bdc bdd bdi bdy bi- bib bic bid bii biy by- byc byd byi c-- cbb cbc cbd cbi cby ccb ccc ccd cci cdb cdc cdd cdi cdy ci- cib cic cid cii cyb cyc cyd dbb dbc dbd dbi dby dcb dcc dcd dci ddb ddc ddd ddi ddy di- dib dic did dii diy dy- dyb dyc dyd dyy i-d ibb ibc ibd ibi iby icb icc icd ici icy idb idc idd idi idy iib iic iid iii iyc iyy ybc ybi yby ycc ycd yci ycy ydy yid yii yyb yyc yyy

bbbb bbci bbdd bcbc bccc bcci bdbc bddc bdii bibb bibi bicc bici bidi byyd c-cd cbbc cbcc cbdb cbdc cbdi cbid ccbc cccb cccc ccci ccdc ccdi ccic ccid ccii cddb cdic cdii cibc cibi cicc cici cidc cidi ciid ciii cybb cybc cybi cyc- cycb cycc cyy- cyyc dbcc dc-y dcbc dccb dccc dcci dcdb dcii dddd dibb diby dici dicy didi didy diii diyi dycd dydd i-by ibid ibyi icbc icbd iccb iccc icci icdc icdd idic idid iicd iiii yccc yidi yyyy

bibby bibic biccy biddy by-by bybib cc-by ccccc cccii cciii cdiii dccic ddc-i ddddd diddy i-bid icici iiiii iyiyi

bbbbbb bidbid by-bid diii-d

bbbbbbb y-dicyd

bbbbbbbb i-ii-iii

biddy-bid bidi-bidi ddddddddd

biddi-biddi biddy-biddy

bbbbbbbbbbbbbbb ccccccccccccccc