c-- ccc cch ccm ccn cco ccs ch- chc chh chm chn cho chs chy cmc cmh cmm cmn cmo cms cmy cn- cnc cnh cnm cnn cno cns cny co- coc coh com con coo cos coy csc csh csm csn cso css csy cyc cym cyn cyo cys hcc hch hcm hcn hco hcs hcy hhc hhh hhm hhn hho hhs hhy hmc hmh hmm hmo hms hmy hnc hnh hnn hno hns hny hoc hoh hom hon hoo hos hoy hsc hsh hsm hsn hss hsy hy- hyc hyh hym hyn hyo hys hyy m-o mc- mcc mch mcm mcn mco mcs mhc mhh mhm mhn mho mhs mmc mmh mmm mmn mmo mms mnc mnm mnn mno mns moc moh mom mon moo mos moy msc msh msm msn mso mss msy my- myc myh mym myn myo mys ncc nch ncm ncn nco ncs nhc nhh nhm nhn nhs nhy nmc nmh nmm nmn nmo nms nnc nnh nnm nnn nno nns no- noc noh nom non noo nos noy nsc nsh nsm nsn nso nss nsy nyc nym nyn nyo nys nyy oc- occ och ocm ocn oco ocs ohc ohh ohm ohn oho ohs om- omc omh omm omn omo oms omy on- onc onh onn ono ons ony oo- ooc ooh oom oon ooo oos os- osc osh osm osn oso oss oyo oys scc sch scm scn sco scs sh- shc shh shm shn sho shs shy smc smh smm smn smo sms smy snc snm snn sno sns sny soc soh som son soo sos soy ss- ssc ssh ssm ssn sso sss sy- syc syh sym syn sys ycc ych yco ycs ycy yhc yhs ymc ymm ymo yms ynn yns yny yoc yom yon yoo yos yoy ysc ysm yso yss ysy yyc yys yyy