a-a a-b a-i aaa aab aag aah aai aao aap aar aas aav ab- aba abb abg abh abi abo abp abr abs abv ag- aga agb agg agh agi ago agp agr ags agv aha ahb ahg ahh ahi aho ahp ahr ahs ahv ai- aia aib aig aih aii aio aip air ais aiv aoa aob aog aoh aoi aoo aop aor aos aov ap- apa apb apg aph api apo app apr aps apv ar- ara arb arg arh ari aro arp arr ars arv as- asa asb asg ash asi aso asp asr ass asv av- ava avb avg avh avi avo avp avr avs b-p baa bab bag bah bai bao bap bar bas bav bba bbb bbg bbh bbi bbo bbp bbr bbs bga bgb bgg bgh bgi bgo bgp bgr bgs bgv bha bhb bhg bhh bhi bho bhp bhr bhs bhv bi- bia bib big bih bii bio bip bir bis biv boa bob bog boh boi boo bop bor bos bov bpa bpb bpg bph bpi bpo bpp bpr bps bpv bra brb brg brh bri bro brp brr brs brv bsa bsb bsg bsh bsi bso bsp bsr bss bsv bva bvb bvg bvh bvi bvo bvp bvr bvs bvv g-p gaa gab gag gah gai gao gap gar gas gav gba gbg gbh gbi gbo gbp gbr gbs gbv gga ggb ggg ggh ggi ggo ggp ggr ggs ggv gha ghb ghg ghh ghi gho ghp ghr ghs gia gib gig gih gii gio gip gir gis giv goa gob gog goh goi goo gop gor gos gov gpa gpb gpg gph gpi gpo gpp gpr gps gra grb grg grh gri gro grp grr grs grv gsa gsb gsg gsi gso gsp gsr gss gsv gva gvb gvg gvh gvi gvo gvp gvr gvs h-i haa hab hag hah hai hao hap har has hav hba hbb hbg hbh hbi hbo hbp hbr hbs hbv hga hgb hgg hgh hgi hgo hgp hgr hgs hgv hha hhb hhg hhh hhi hho hhp hhr hhs hhv hia hib hig hih hii hio hip hir his hiv hoa hob hog hoh hoi hoo hop hor hos hov hpa hpb hpg hph hpi hpo hpp hpr hps hpv hr- hra hrb hrg hrh hri hro hrp hrr hrs hrv hsa hsb hsg hsh hsi hsp hsr hss hsv hv- hva hvb hvg hvo hvp hvr hvs hvv i-v ia- iaa iab iag iah iai iao iap iar ias iav iba ibb ibg ibh ibi ibo ibp ibr ibs ibv iga igb igg igh igi igo igp igr igs iha ihb ihg ihh ihi iho ihp ihr ihs ihv iia iib iih iii iio iip iir iis io- ioa iob iog ioh ioi ioo iop ior ios iov ipa ipb ipg ipi ipo ipp ipr ips ipv ir- ira irb irg iri iro irp irr irs irv is- isa isb isg ish isi iso isp isr iss isv iva ivb ivg ivi ivo ivp ivr ivs ivv o-i oaa oab oag oah oai oao oap oar oas oav ob- oba obb obg obh obi obo obp obr obs obv oga ogg ogh ogi ogo ogp ogs oha ohg ohh ohi oho ohp ohr ohs oia oib oii oio oip oir ois oiv oo- ooa oob oog ooh ooi ooo oop oor oos oov op- opa opb opg oph opi opo opp opr ops opv or- ora orb org orh ori oro orp orr ors orv os- osa osb osg osh osi oso osp osr oss osv ov- ova ovb ovh ovi ovo ovp ovs ovv p-p paa pab pag pah pai pao pap par pas pav pba pbb pbg pbi pbo pbp pbr pbs pga pgb pgg pgh pgi pgo pgp pgr pgs pgv pha phb phg phi pho php phr phs phv pia pib pig pih pii pio pip pir pis piv poa pob pog poh poi poo pop por pos pov ppa ppb ppg pph ppi ppo ppp ppr pps ppv pra prb prg prh pri pro prp prr prs prv ps- psa psb psg psh psi pso psp psr pss psv pva pvb pvg pvh pvi pvo pvp pvr pvs pvv ra- raa rab rag rah rai rao rap rar ras rav rba rbb rbg rbh rbi rbo rbp rbr rbs rga rgb rgg rgh rgi rgo rgp rgr rgs rgv rh- rha rhb rhg rhh rhi rho rhp rhr rhs rhv ria rib rig rih rii rio rip rir ris riv roa rob rog roh roi roo rop ror ros rov rpa rpb rpg rph rpi rpo rpp rpr rps rpv rra rrb rrg rrh rri rrp rrr rrs rsa rsb rsg rsh rsi rso rsp rsr rss rsv rva rvb rvg rvh rvi rvo rvp rvr rvs rvv saa sab sag sah sai sao sap sar sas sav sba sbb sbg sbh sbi sbo sbp sbr sbs sbv sga sgb sgg sgh sgi sgo sgp sgr sgs sgv sh- sha shb shg shh shi sho shp shr shs shv sia sib sig sih sii sio sip sir sis siv soa sob sog soh soi soo sop sor sos sov spa spb spg sph spi spo spp spr sps spv sr- sra srb srg srh sri sro srp srr srs srv ss- ssa ssb ssg ssh ssi sso ssp ssr sss ssv sva svb svg svi svo svp svr svs svv v-a vaa vab vag vah vai vao vap var vas vav vba vbg vbh vbi vbo vbr vbs vbv vga vgg vgh vgo vgp vgr vgs vh- vha vhb vhi vho vhp vhs vi- via vib vig vii vio vip vir vis viv voa vob vog voh voi voo vop vor vos vov vpa vpb vpg vph vpi vpo vpp vpr vps vra vrb vrg vrh vri vrp vrr vrs vsa vsb vsg vsh vsi vso vsp vsr vss vsv vva vvb vvg vvi vvo vvr vvs vvv