-er a-a aaa aae aah aak aao aar aas aav aea aee aeh aek aeo aer aes aev aha ahe ahh ahk aho ahr ahs ahv aka ake akh akk ako akr aks akv aoa aoe aoh aok aoo aor aos aov ar- ara are arh ark aro arr ars arv as- asa ase ash ask aso asr ass asv av- ava ave avh avk avo avr avs eaa eae eah eak eao ear eas eav eea eee eek eeo eer ees eev eha ehe ehh eho ehr ehs ehv eka eke ekh eko ekr eks ekv eo- eoa eoe eoh eok eoo eor eos era ere erh erk ero err ers erv es- esa ese esh esk eso esr ess esv eva eve evh evo evr evs evv haa hae hah hak hao har has hav he- hea hee heh hek heo her hes hev hha hhe hhh hhk hho hhr hhs hhv hka hkh hkk hko hkr hks hoa hoe hoh hok hoo hor hos hov hr- hra hre hrh hrk hro hrr hrs hrv hsa hse hsh hsk hsr hss hsv hv- hva hvk hvo hvr hvs hvv ka- kaa kae kah kak kao kar kas kav ke- kea kee keh kek keo ker kes kev kha khe khh khk kho khr khs khv kke kkh kkk kkr kks kkv koa koe koh kok koo kor kos kra krk kro krr krs krv ksa kse ksh ksk kso ksr kss ksv kva kvh kvk kvo kvr kvs kvv oaa oae oah oak oao oar oas oav oea oee oeh oeo oer oes oha ohe ohh oho ohr ohs oka oke okk oko okr oks oo- ooa ooh ook ooo oor oos oov or- ora ore orh ork oro orr ors orv os- osa ose osh osk oso osr oss osv ov- ova ove ovh ovo ovs ovv ra- raa rae rah rak rao rar ras rav re- rea ree reh rek reo rer res rev rh- rha rhe rhh rho rhr rhs rhv rke rkk rko rks rkv roa roe roh rok roo ror ros rov rra rrh rrk rrr rrs rsa rse rsh rsk rso rsr rss rsv rva rve rvh rvo rvr rvs rvv saa sae sah sak sao sar sas sav se- sea see seh sek seo ser ses sev sh- sha she shh shk sho shr shs shv sk- ska ske skh skk sko skr sks soa soe soh sok soo sor sos sov sr- sra sre srh srk sro srr srs srv ss- ssa sse ssh ssk sso ssr sss ssv sva sve svk svo svr svs svv v-a v-e vaa vae vah vak vao var vas vav vea vee veh vek veo ver ves vh- vha vhe vho vhs vka voa voe voh vok voo vor vos vov vra vre vrh vrk vrr vrs vsa vse vsh vsk vso vsr vss vsv vva vvo vvr vvs vvv