a-a a-c aaa aac aah aan aao aar aau ac- aca acc ach acn aco acr acu aha ahc ahh ahn aho ahr ahu an- ana anc anh ann ano anr anu aoa aoc aoh aon aoo aor aou ar- ara arc arh arn aro arr aru au- aua auc auh aun auo aur c-- caa cac cah can cao car cau cca ccc cch ccn cco ccr ccu ch- cha chc chh chn cho chr chu cn- cna cnc cnh cnn cno cnr cnu co- coa coc coh con coo cor cou cra crc crh crn cro crr cru cua cuc cuh cun cuo cur cuu haa hac hah han hao har hau hca hcc hch hcn hco hcr hha hhc hhh hhn hho hhr hhu hna hnc hnh hnn hno hnu hoa hoc hoh hon hoo hor hou hr- hra hrc hrh hrn hro hrr hru hua huc huh hun huo hur huu naa nac nah nan nao nar nau nca ncc nch ncn nco ncr ncu nha nhc nhh nhn nhr nhu nna nnc nnh nnn nno nnu no- noa noc noh non noo nor nou nra nrc nrn nro nrr nru nua nuc nuh nun nuo nur nuu oaa oac oah oan oao oar oau oc- oca occ och ocn oco ocr ocu oha ohc ohh ohn oho ohr ohu on- ona onc onh onn ono onr onu oo- ooa ooc ooh oon ooo oor or- ora orc orh orn oro orr oru ou- oua ouc ouh oun ouo our ra- raa rac rah ran rao rar rau rca rcc rch rcn rco rcr rcu rh- rha rhc rhh rhn rho rhr rhu rna rnc rnh rnn rno rnr rnu roa roc roh ron roo ror rou rra rrc rrh rrn rrr rru rua ruc ruh run ruo rur ruu ua- uaa uac uah uan uao uar uau uca ucc uch ucn uco ucr ucu uha uhc uhh uho uhr uhu un- una unc unh unn uno unr unu uoa uoc uon uoo uor ur- ura urc urn uro urr uru uua uuc uun uur uuu