a-a a-c aaa aac aaj aan aao aar ac- aca acc acj acn aco acr aja ajc ajj ajn ajo ajr an- ana anc anj ann ano anr aoa aoc aoj aon aoo aor ar- ara arc arj arn aro arr c-- c-j caa cac caj can cao car cca ccc ccj ccn cco ccr cja cjc cjr cn- cna cnc cnj cnn cno cnr co- coa coc coj con coo cor cra crc crj crn cro crr jaa jac jaj jan jao jar jca jcc jco jcr jja jjc jjj jjr jna jnc jnj jnn jno jnr joa joc joj jon joo jor jra jrc jrn jro jrr naa nac naj nan nao nar nca ncc ncn nco ncr nja njc njn nna nnc nnn nno no- noa noc noj non noo nor nra nrc nrj nrn nro nrr oaa oac oaj oan oao oar oc- oca occ ocj ocn oco ocr oja ojc ojo on- ona onc onj onn ono onr oo- ooa ooc oon ooo oor or- ora orc orn oro orr ra- raa rac raj ran rao rar rca rcc rcj rcn rco rcr rja rjc rjr rna rnc rnn rno rnr roa roc roj ron roo ror rra rrc rrn rrr