c-- ccc ccm ccn cco ccr ccu cmc cmm cmn cmo cmr cmu cn- cnc cnm cnn cno cnr cnu co- coc com con coo cor cou crc crm crn cro crr cru cuc cum cun cuo cur cuu m-o m-r mc- mcc mcm mcn mco mcr mcu mmc mmm mmn mmo mmr mmu mnc mnm mnn mno mnr mnu moc mom mon moo mor mou mrc mrm mrn mro mrr mru muc mum mun mur muu ncc ncm ncn nco ncr ncu nmc nmm nmn nmo nmr nmu nnc nnm nnn nno nnu no- noc nom non noo nor nou nrc nrm nrn nro nrr nru nuc num nun nuo nur nuu oc- occ ocm ocn oco ocr ocu om- omc omm omn omo omr omu on- onc onn ono onr onu oo- ooc oom oon ooo oor or- orc orm orn oro orr oru ou- ouc oum oun ouo our rcc rcm rcn rco rcr rcu rmc rmm rmn rmo rmr rnc rnm rnn rno rnr rnu roc rom ron roo ror rou rrc rrm rrn rrr rru ruc rum run ruo rur ruu ucc ucm ucn uco ucr ucu um- umc umm umn umo umr umu un- unc unm unn uno unr unu uoc uom uon uoo uor ur- urc urm urn uro urr uru uuc uum uun uur uuu