gsab gsat gsea gsis gsos gsse gstr gtaa gtbr gtea gtoe gtos gtta i-be i-go iaaa iaai iaas iaat iaba iaea iago iags iaia iais iara iare iars iart iasa iasi iaso iasr iata iate iati ibar ibas ibat ibea ibeg ibes ibet ibga ibge ibia ibie ibis ibos ibot ibra ibri ibro ibsa ibss ibtb ibts ieat ieet ieie ieio iera iere ieri iers iesa iesg iesi ieso iesr iest ieta iett igar igas igba igbo igea iger iges iget igga iggs igia igis igoe igoo igor igot igra igri igso iias iies iiie iiii iiio iiis iiit iioi iioo iios iira iirs iisi iisr iist iita iitr iitt ioba iobi ioee iogt ioii ioio ioit iooi iooo ioos iora iore iorg iori iors ioso iota iote ioto irae irai irao irar iras irbe iree irer ires irgs iri- iria irie irig irio iris irob irra irre irri irrs irsa irse irsg irta irte irti irts is-a isae isai isao isar isas isat isba isbe isbt isea iseb isee iseo iser ises iset isia isie isis isit iso- isor isos isra isrg isri issa isse issi isso issr isss ista iste isti isto istr ists itaa itai itar itas itat itbe itbs itea iter ites itet itgo itgs itia itie itis itoi itoo itor itos itra itri itrs itsa itse itsi itso itta itto o-eo oaer oaes oais oara oare oars oase oasi oass oast oate oats obai obas obba obbo obea ober obes obet obia obie obis obit oboe oboi obor obos obot obra obre obri obro obsr obss obst obts oegb oera oere oers oese oest oeta oeti ogae ogai ogar ogb ogba ogbe ogea ogee oger ogge oggi ogoa ogog ogoi ogra ogre ogri ogro ogsi oiba oier oies oigo oiii oios oira oire oirt oise oist oita oiti ooaa ooba oobe oobi ooer ooes ooia oooo ooos oora oore oort oosa oose oosi oost ootb oots orab orae orai orao orar oras orat orba orbb orbe orbi orbo orbs ore- orea oreb oreg oreo orer ores orga orge orgo orgs ori- oria orie orig orio oris orit oro- oroe oror oros orot orra orri orro orrs orsa orse orsi orso orta orte orto orts osag osai osar osas osat osba osbe osea osee osei oser oses oset osgi osia osie osii osis osoi osoo osor osos osro ossa ossb osse ossi osso osta oste osti ostr osts otar otas otbs otea otee oter otes otis otit oto- otoe otog otoo otor otos otra otre otro otrs otsa otse otsg otso otta otte otti otto otts raab raag raas raat raba rabb rabe rabi rabo rabs raeg raer raes raga rage ragg ragi rago rags raia raie raig raii rair rais rait raob raos rara rarb rare rari raro rars rasa rase rasi raso rass rast rata rate rati rato rats ratt rbbb rbbr rbbs rbis rbss rbst rea- reae reao rear reas reat reba rebb rebe rebo rebs reeb rees reet rega rege regi rego regr regs regt reia reii reir reis reit reog reos reot rera rere rerg reri rero rers rert resa rese resi reso ress rest reta rete reti reto retr rets rett rgba rgbe rgbi rgit rgtr rgts riaa riab riai rias riat rib- riba ribe ribo ribs rier ries riet riga rige rigg rigi rigo rigs riia riis rios riot rire riri rirs risa rise risi riso riss rist rita rite riti rito rits ritt roab roag roar roas roat rob- roba robb robe robi robo robs robt roea roeg roer roes roet roga roge rogg rogi rogo roia roig roio roir rois roit roob roog rooi roor roos root rora rore rori roro rort rosa rose rosi roso ross rost rota rote rotg roti roto rotr rots rott rras rrat rrrr rsaa rsai rsbi rsee rsgb rsis rsos rsre rssa rsts rtai rtas rtee rtei rtes rtgs rtss rtts s-ib s-ii s-os saab saae saag saar saas saat saba sabb sabe sabi sabo sabr sabs saeb saer saes saga sage sagg sagi sago sags sagt saia saie sair sais sait saoi saor saos sara sare sarg sari saro sarr sars sart sasa sase sasi saso sass sast sata satb sate satg sati sato satr sats satt sbaa sbai sbar sbas sbbs sber sbia sbig sbor sbot sbsa sbse sbsi sbst se-e se-g se-i se-o se-s se-t seaa seab sear seas seat seba sebe sebi sebo sebs sebt seea seeb seeg seer sees seet sega sege segg segi sego segs seia seie seii seir seis seit seoi sera serb sere serg seri sero serr sers sert sesa sese sesi seso sess sest set- seta sete seti seto sets sett sgaa sger sges sggg sggs sgio sgro sgss sgta sgts siaa siab siae siag siai sias siat siba sibe sibi sibo sibs sieg sier sies siga sige sigg sigi sigo sigs siit sioe sior sios siot sira sire siri siro sirr sirs sirt sisa sise sisi siss sist sit- sita site siti sito sits sitt soar soas soat soba sobe sobo sobr sobs sobt soea soeo soes soga sogi sogo sogs soia soie soir sois soit soog soor soos soot sora sorb sore sorg sori soro sorr sors sort sosa sose sosi soso soss sost sota sote soto sots sras sreb sreo sres srgb srib sris sros srta srtr ssaa ssab ssao ssas ssat ssbr ssee sses sset ssgs ssgt ssis ssit ssot ssra ssrg ssri ssrs sssa sssb sssi ssss ssta sstb ssts stab stae stag stai star stas stat stbs stea stee steg steo ster stes stet stge stgr stia stib stie stig stio stir stis stit stoa stob stoe stog stoo stor stos stot stra stre stri stro strs stsi stss sttr taa- taag taar taas taat taba tabb tabe tabi tabo tabs taer taes taga tage tagg tagi tago tags taia taig taio tair tais tait taoa taor taos tara tarb tare targ tari taro tarr tars tart tasa tasb tase tasi tasr tass tast tata tatb