a-a a-c aaa aac aaj aak aar ac- aca acc acj ack acr aja ajc ajj ajk ajr aka akc akj akk akr ar- ara arc arj ark arr c-- c-j caa cac caj cak car cca ccc ccj cck ccr cja cjc cjk cjr cka ckc cra crc crj crk crr jaa jac jaj jak jar jca jcc jck jcr jja jjc jjj jjk jjr jka jkk jkr jra jrc jrk jrr ka- kaa kac kaj kak kar kca kcc kck kcr kjc kjr kkc kkk kkr kra krc krk krr ra- raa rac raj rak rar rca rcc rcj rcr rja rjc rjk rjr rkc rkk rra rrc rrk rrr