a-a a-b a-i aaa aab aah aai aar aas aav ab- aba abb abh abi abr abs abv aha ahb ahh ahi ahr ahs ahv ai- aia aib aih aii air ais aiv ar- ara arb arh ari arr ars arv as- asa asb ash asi asr ass asv av- ava avb avh avi avr avs baa bab bah bai bar bas bav bba bbb bbh bbi bbr bbs bha bhb bhh bhi bhr bhs bhv bi- bia bib bih bii bir bis biv bra brb brh bri brr brs brv bsa bsb bsh bsi bsr bss bsv bva bvb bvh bvi bvr bvs bvv h-i haa hab hah hai har has hav hba hbb hbh hbi hbr hbs hbv hha hhb hhh hhi hhr hhs hhv hia hib hih hii hir his hiv hr- hra hrb hrh hri hrr hrs hrv hsa hsb hsh hsi hsr hss hsv hv- hva hvb hvr hvs hvv i-v ia- iaa iab iah iai iar ias iav iba ibb ibh ibi ibr ibs ibv iha ihb ihh ihi ihr ihs ihv iia iib iih iii iir iis ir- ira irb iri irr irs irv is- isa isb ish isi isr iss isv iva ivb ivi ivr ivs ivv ra- raa rab rah rai rar ras rav rba rbb rbh rbi rbr rbs rh- rha rhb rhh rhi rhr rhs rhv ria rib rih rii rir ris riv rra rrb rrh rri rrr rrs rsa rsb rsh rsi rsr rss rsv rva rvb rvh rvi rvr rvs rvv saa sab sah sai sar sas sav sba sbb sbh sbi sbr sbs sbv sh- sha shb shh shi shr shs shv sia sib sih sii sir sis siv sr- sra srb srh sri srr srs srv ss- ssa ssb ssh ssi ssr sss ssv sva svb svi svr svs svv v-a vaa vab vah vai var vas vav vba vbh vbi vbr vbs vbv vh- vha vhb vhi vhs vi- via vib vii vir vis viv vra vrb vrh vri vrr vrs vsa vsb vsh vsi vsr vss vsv vva vvb vvi vvr vvs vvv