a-a a-b a-i aaa aab aah aai aap aar aas ab- aba abb abh abi abp abr abs aha ahb ahh ahi ahp ahr ahs ai- aia aib aih aii aip air ais ap- apa apb aph api app apr aps ar- ara arb arh ari arp arr ars as- asa asb ash asi asp asr ass b-p baa bab bah bai bap bar bas bba bbb bbh bbi bbp bbr bbs bha bhb bhh bhi bhp bhr bhs bi- bia bib bih bii bip bir bis bpa bpb bph bpi bpp bpr bps bra brb brh bri brp brr brs bsa bsb bsh bsi bsp bsr bss h-i haa hab hah hai hap har has hba hbb hbh hbi hbp hbr hbs hha hhb hhh hhi hhp hhr hhs hia hib hih hii hip hir his hpa hpb hph hpi hpp hpr hps hr- hra hrb hrh hri hrp hrr hrs hsa hsb hsh hsi hsp hsr hss ia- iaa iab iah iai iap iar ias iba ibb ibh ibi ibp ibr ibs iha ihb ihh ihi ihp ihr ihs iia iib iih iii iip iir iis ipa ipb ipi ipp ipr ips ir- ira irb iri irp irr irs is- isa isb ish isi isp isr iss p-p paa pab pah pai pap par pas pba pbb pbi pbp pbr pbs pha phb phi php phr phs pia pib pih pii pip pir pis ppa ppb pph ppi ppp ppr pps pra prb prh pri prp prr prs ps- psa psb psh psi psp psr pss ra- raa rab rah rai rap rar ras rba rbb rbh rbi rbp rbr rbs rh- rha rhb rhh rhi rhp rhr rhs ria rib rih rii rip rir ris rpa rpb rph rpi rpp rpr rps rra rrb rrh rri rrp rrr rrs rsa rsb rsh rsi rsp rsr rss saa sab sah sai sap sar sas sba sbb sbh sbi sbp sbr sbs sh- sha shb shh shi shp shr shs sia sib sih sii sip sir sis spa spb sph spi spp spr sps sr- sra srb srh sri srp srr srs ss- ssa ssb ssh ssi ssp ssr sss