-ic a-a a-b a-c a-i aaa aab aac aah aai aan aao aar aas aau aay ab- aba abb abc abh abi abn abo abr abs abu aby ac- aca acb acc ach aci acn aco acr acs acu acy aha ahb ahc ahh ahi ahn aho ahr ahs ahu ahy ai- aia aib aic aih aii ain aio air ais aiu aiy an- ana anb anc anh ani ann ano anr ans anu any aoa aob aoc aoh aoi aon aoo aor aos aou ar- ara arb arc arh ari arn aro arr ars aru ary as- asa asb asc ash asi asn aso asr ass asu asy au- aua aub auc auh aui aun auo aur aus ay- aya ayc ayh ayi ayn ayo ayr ays ayu b-u baa bab bac bah bai ban bao bar bas bau bay bba bbb bbc bbh bbi bbn bbo bbr bbs bbu bby bca bcb bcc bch bci bcn bco bcr bcs bcu bcy bha bhb bhc bhh bhi bho bhr bhs bhu bi- bia bib bic bih bii bin bio bir bis biu biy bna bnb bnc bni bnn bno bnr bns bnu boa bob boc boh boi bon boo bor bos bou boy bra brb brh bri brn bro brr brs bru bry bsa bsb bsc bsh bsi bsn bso bsr bss bsu bsy bua bub buc buh bui bun buo bur bus buu buy by- bya byc byh byi byn byo byr bys byu c-- caa cab cac cah cai can cao car cas cau cay cba cbb cbc cbh cbi cbn cbo cbr cbs cbu cby cca ccb ccc cch cci ccn cco ccr ccs ccu ch- cha chb chc chh chi chn cho chr chs chu chy ci- cia cib cic cih cii cin cio cir cis ciu cn- cna cnb cnc cnh cni cnn cno cnr cns cnu cny co- coa cob coc coh coi con coo cor cos cou coy cra crb crc crh cri crn cro crr crs cru cry csa csb csc csh csi csn cso csr css csu csy cua cub cuc cuh cui cun cuo cur cus cuu cuy cya cyb cyc cyn cyo cyr cys h-i haa hab hac hah hai han hao har has hau hay hba hbb hbc hbh hbi hbn hbo hbr hbs hbu hby hca hcb hcc hch hci hcn hco hcr hcs hcy hha hhb hhc hhh hhi hhn hho hhr hhs hhu hhy hia hib hic hih hii hin hio hir his hiu hna hnb hnc hnh hnn hno hns hnu hny hoa hob hoc hoh hoi hon hoo hor hos hou hoy hr- hra hrb hrc hrh hri hrn hro hrr hrs hru hsa hsb hsc hsh hsi hsn hsr hss hsu hsy hua hub huc huh hui hun huo hur hus huu huy hy- hya hyb hyc hyh hyi hyn hyo hyr hys hyy ia- iaa iab iac iah iai ian iao iar ias iau iba ibb ibc ibh ibi ibn ibo ibr ibs ibu iby ica icb icc ich ici icn ico icr ics icu icy iha ihb ihc ihh ihi ihn iho ihr ihs ihu ihy iia iib iic iih iii iin iio iir iis iiu in- ina inb inc inh ini inn ino inr ins inu iny io- ioa iob ioc ioh ioi ion ioo ior ios iou ir- ira irb irc iri irn iro irr irs iru iry is- isa isb isc ish isi isn iso isr iss isu isy iu- iua iub iuc iui iur ius iya iyc iyo iyr iys iyy n-i naa nab nac nah nai nan nao nar nas nau nay nba nbb nbc nbi nbn nbo nbr nbs nbu nca ncb ncc nch nci ncn nco ncr ncs ncu nha nhb nhc nhh nhi nhn nhr nhs nhu nhy nia nib nic nih nii nin nio nir nis niu nna nnb nnc nnh nni nnn nno nns nnu no- noa nob noc noh noi non noo nor nos nou noy nra nrb nrc nri nrn nro nrr nrs nru nry nsa nsb nsc nsh nsi nsn nso nsr nss nsu nsy nua nub nuc nuh nui nun nuo nur nus nuu nuy nya nyc nyn nyo nys nyu nyy o-i oaa oab oac oah oai oan oao oar oas oau ob- oba obb obc obh obi obn obo obr obs obu oby oc- oca ocb occ och oci ocn oco ocr ocs ocu oha ohc ohh ohi ohn oho ohr ohs ohu oia oib oic oii oin oio oir ois oiu on- ona onb onc onh oni onn ono onr ons onu ony oo- ooa oob ooc ooh ooi oon ooo oor oos or- ora orb orc orh ori orn oro orr ors oru ory os- osa osb osc osh osi osn oso osr oss osu ou- oua ouc ouh oui oun ouo our ous oya oyi oyo oys ra- raa rab rac rah rai ran rao rar ras rau ray rba rbb rbc rbh rbi rbn rbo rbr rbs rbu rca rcb rcc rch rci rcn rco rcr rcs rcu rh- rha rhb rhc rhh rhi rhn rho rhr rhs rhu ria rib ric rih rii rin rio rir ris riy rna rnb rnc rnh rni rnn rno rnr rns rnu rny roa rob roc roh roi ron roo ror ros rou roy rra rrb rrc rrh rri rrn rrr rrs rru rsa rsb rsc rsh rsi rsn rso rsr rss rsu rua rub ruc ruh rui run ruo rur rus ruu ruy ry- rya ryc ryn ryo ryr rys ryu ryy saa sab sac sah sai san sao sar sas sau say sba sbb sbc sbh sbi sbn sbo sbr sbs sbu sby sca scb scc sch sci scn sco scr scs scu sh- sha shb shc shh shi shn sho shr shs shu shy sia sib sic sih sii sin sio sir sis siu sna snb snc sni snn sno snr sns snu sny soa sob soc soh soi