a-a a-c aaa aac aah aao aar aas aau ac- aca acc ach aco acr acs acu aha ahc ahh aho ahr ahs ahu aoa aoc aoh aoo aor aos aou ar- ara arc arh aro arr ars aru as- asa asc ash aso asr ass asu au- aua auc auh auo aur aus c-- caa cac cah cao car cas cau cca ccc cch cco ccr ccs ccu ch- cha chc chh cho chr chs chu co- coa coc coh coo cor cos cou cra crc crh cro crr crs cru csa csc csh cso csr css csu cua cuc cuh cuo cur cus cuu haa hac hah hao har has hau hca hcc hch hco hcr hcs hha hhc hhh hho hhr hhs hhu hoa hoc hoh hoo hor hos hou hr- hra hrc hrh hro hrr hrs hru hsa hsc hsh hsr hss hsu hua huc huh huo hur hus huu oaa oac oah oao oar oas oau oc- oca occ och oco ocr ocs ocu oha ohc ohh oho ohr ohs ohu oo- ooa ooc ooh ooo oor oos or- ora orc orh oro orr ors oru os- osa osc osh oso osr oss osu ou- oua ouc ouh ouo our ous ra- raa rac rah rao rar ras rau rca rcc rch rco rcr rcs rcu rh- rha rhc rhh rho rhr rhs rhu roa roc roh roo ror ros rou rra rrc rrh rrr rrs rru rsa rsc rsh rso rsr rss rsu rua ruc ruh ruo rur rus ruu saa sac sah sao sar sas sau sca scc sch sco scr scs scu sh- sha shc shh sho shr shs shu soa soc soh soo sor sos sou sr- sra src srh sro srr srs ss- ssa ssc ssh sso ssr sss ssu sua suc suh suo sur sus suu ua- uaa uac uah uao uar uas uau uca ucc uch uco ucr ucs ucu uha uhc uhh uho uhr uhs uhu uoa uoc uoo uor uos ur- ura urc uro urr urs uru usa usc ush uso usr uss usu uua uuc uur uus uuu