c-- ccc ccd cce cch cck ccs ccu cdc cdd cde cdh cdk cds cdu ce- cec ced cee ceh cek ces ceu ch- chc chd che chh chk chs chu ckc ckd ckh cks csc csd cse csh csk css csu cuc cud cue cuh cuk cus cuu dcc dcd dce dck dcs dcu ddc ddd dde ddh ddk dds ddu de- dec ded dee deh dek des deu dh- dhc dhd dhe dhh dhk dhs dhu dkc dke dkk dks dku dsc dsd dse dsh dsk dss dsu duc dud due duh duk dus ec- ecc ecd ece ech eck ecs ecu ed- edc edd ede edh edk eds edu eec eed eee eek ees ehc ehd ehe ehh ehs ehu ekc ekd eke ekh eks eku es- esc esd ese esh esk ess esu eu- euc eud eue eus hcc hcd hce hch hck hcs hdc hdd hde hdh hdk hds hdu he- hec hed hee heh hek hes heu hhc hhd hhe hhh hhk hhs hhu hkd hkh hkk hks hku hsc hsd hse hsh hsk hss hsu huc hud hue huh huk hus huu kcc kcd kce kch kck kcs kcu kdc kde kdh kdk kds kdu ke- kec ked kee keh kek kes khe khh khk khs khu kkc kke kkh kkk kks kku ksc ksd kse ksh ksk kss ksu kuc kud kue kuh kuk kus kuu scc scd sce sch sck scs scu sdc sdd sde sdh sdk sds sdu se- sec sed see seh sek ses seu sh- shc shd she shh shk shs shu sk- skc skd ske skh skk sks sku ss- ssc ssd sse ssh ssk sss ssu suc sud sue suh suk sus suu ucc ucd uce uch uck ucs ucu udc udd ude udk uds udu uec ued uee ueh ues uhc uhd uhe uhh uhs uhu ukc uke ukk uku usc usd use ush usk uss usu uuc uue uus uuu