a-a a-c aaa aac aak aax ac- aca acc ack acx aka akc akk ax- axa axk axx c-- caa cac cak cax cca ccc cck ccx cka ckc ckx cxc cxk cxx ka- kaa kac kak kax kca kcc kck kcx kkc kkk xaa xac xak xcx xxx

a-ak aaaa aaac aaca aacc aack aaka acaa acac acca accc akaa akca akka caaa caac cac- caca cacc cack caka caxa ccaa ccac ccca cccc ckac ckck ckcx cxxx kaaa kaak kacc kaka kakc kakk kakx kaxa kc-x kcaa kcac kcca kccc kcck kckc kckk kckx kkaa kkac kkck kkkk kkxa kkxk kkxx kxaa kxac kxkc kxkk kxkx kxxk kxxx xxxx

-aaa- acaca acack c-a-c ca-ca cacak ccccc kakka

ackack cakcak caxaca kakkak

ack-ack xaaxkax xxxxxxx

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aaaaaaaaaaaaaaa ccccccccccccccc