a-a a-b a-i aaa aab aag aah aai aap aar aas ab- aba abb abg abh abi abp abr abs ag- aga agb agg agh agi agp agr ags aha ahb ahg ahh ahi ahp ahr ahs ai- aia aib aig aih aii aip air ais ap- apa apb apg aph api app apr aps ar- ara arb arg arh ari arp arr ars as- asa asb asg ash asi asp asr ass b-p baa bab bag bah bai bap bar bas bba bbb bbg bbh bbi bbp bbr bbs bga bgb bgg bgh bgi bgp bgr bgs bha bhb bhg bhh bhi bhp bhr bhs bi- bia bib big bih bii bip bir bis bpa bpb bpg bph bpi bpp bpr bps bra brb brg brh bri brp brr brs bsa bsb bsg bsh bsi bsp bsr bss g-p gaa gab gag gah gai gap gar gas gba gbg gbh gbi gbp gbr gbs gga ggb ggg ggh ggi ggp ggr ggs gha ghb ghg ghh ghi ghp ghr ghs gia gib gig gih gii gip gir gis gpa gpb gpg gph gpi gpp gpr gps gra grb grg grh gri grp grr grs gsa gsb gsg gsi gsp gsr gss h-i haa hab hag hah hai hap har has hba hbb hbg hbh hbi hbp hbr hbs hga hgb hgg hgh hgi hgp hgr hgs hha hhb hhg hhh hhi hhp hhr hhs hia hib hig hih hii hip hir his hpa hpb hpg hph hpi hpp hpr hps hr- hra hrb hrg hrh hri hrp hrr hrs hsa hsb hsg hsh hsi hsp hsr hss ia- iaa iab iag iah iai iap iar ias iba ibb ibg ibh ibi ibp ibr ibs iga igb igg igh igi igp igr igs iha ihb ihg ihh ihi ihp ihr ihs iia iib iih iii iip iir iis ipa ipb ipg ipi ipp ipr ips ir- ira irb irg iri irp irr irs is- isa isb isg ish isi isp isr iss p-p paa pab pag pah pai pap par pas pba pbb pbg pbi pbp pbr pbs pga pgb pgg pgh pgi pgp pgr pgs pha phb phg phi php phr phs pia pib pig pih pii pip pir pis ppa ppb ppg pph ppi ppp ppr pps pra prb prg prh pri prp prr prs ps- psa psb psg psh psi psp psr pss ra- raa rab rag rah rai rap rar ras rba rbb rbg rbh rbi rbp rbr rbs rga rgb rgg rgh rgi rgp rgr rgs rh- rha rhb rhg rhh rhi rhp rhr rhs ria rib rig rih rii rip rir ris rpa rpb rpg rph rpi rpp rpr rps rra rrb rrg rrh rri rrp rrr rrs rsa rsb rsg rsh rsi rsp rsr rss saa sab sag sah sai sap sar sas sba sbb sbg sbh sbi sbp sbr sbs sga sgb sgg sgh sgi sgp sgr sgs sh- sha shb shg shh shi shp shr shs sia sib sig sih sii sip sir sis spa spb spg sph spi spp spr sps sr- sra srb srg srh sri srp srr srs ss- ssa ssb ssg ssh ssi ssp ssr sss