a-a a-b a-i aaa aab aah aai aan aar aas ab- aba abb abh abi abn abr abs aha ahb ahh ahi ahn ahr ahs ai- aia aib aih aii ain air ais an- ana anb anh ani ann anr ans ar- ara arb arh ari arn arr ars as- asa asb ash asi asn asr ass baa bab bah bai ban bar bas bba bbb bbh bbi bbn bbr bbs bha bhb bhh bhi bhr bhs bi- bia bib bih bii bin bir bis bna bnb bni bnn bnr bns bra brb brh bri brn brr brs bsa bsb bsh bsi bsn bsr bss h-i haa hab hah hai han har has hba hbb hbh hbi hbn hbr hbs hha hhb hhh hhi hhn hhr hhs hia hib hih hii hin hir his hna hnb hnh hnn hns hr- hra hrb hrh hri hrn hrr hrs hsa hsb hsh hsi hsn hsr hss ia- iaa iab iah iai ian iar ias iba ibb ibh ibi ibn ibr ibs iha ihb ihh ihi ihn ihr ihs iia iib iih iii iin iir iis in- ina inb inh ini inn inr ins ir- ira irb iri irn irr irs is- isa isb ish isi isn isr iss n-i naa nab nah nai nan nar nas nba nbb nbi nbn nbr nbs nha nhb nhh nhi nhn nhr nhs nia nib nih nii nin nir nis nna nnb nnh nni nnn nns nra nrb nri nrn nrr nrs nsa nsb nsh nsi nsn nsr nss ra- raa rab rah rai ran rar ras rba rbb rbh rbi rbn rbr rbs rh- rha rhb rhh rhi rhn rhr rhs ria rib rih rii rin rir ris rna rnb rnh rni rnn rnr rns rra rrb rrh rri rrn rrr rrs rsa rsb rsh rsi rsn rsr rss saa sab sah sai san sar sas sba sbb sbh sbi sbn sbr sbs sh- sha shb shh shi shn shr shs sia sib sih sii sin sir sis sna snb sni snn snr sns sr- sra srb srh sri srn srr srs ss- ssa ssb ssh ssi ssn ssr sss