c-- ccc ccd cce cch ccs ccu cdc cdd cde cdh cds cdu ce- cec ced cee ceh ces ceu ch- chc chd che chh chs chu csc csd cse csh css csu cuc cud cue cuh cus cuu dcc dcd dce dcs dcu ddc ddd dde ddh dds ddu de- dec ded dee deh des deu dh- dhc dhd dhe dhh dhs dhu dsc dsd dse dsh dss dsu duc dud due duh dus ec- ecc ecd ece ech ecs ecu ed- edc edd ede edh eds edu eec eed eee ees ehc ehd ehe ehh ehs ehu es- esc esd ese esh ess esu eu- euc eud eue eus hcc hcd hce hch hcs hdc hdd hde hdh hds hdu he- hec hed hee heh hes heu hhc hhd hhe hhh hhs hhu hsc hsd hse hsh hss hsu huc hud hue huh hus huu scc scd sce sch scs scu sdc sdd sde sdh sds sdu se- sec sed see seh ses seu sh- shc shd she shh shs shu ss- ssc ssd sse ssh sss ssu suc sud sue suh sus suu ucc ucd uce uch ucs ucu udc udd ude uds udu uec ued uee ueh ues uhc uhd uhe uhh uhs uhu usc usd use ush uss usu uuc uue uus uuu