iisc iisd iisi iisr iist iita iitr iitt ioci iod- ioda iodd iodo ioii ioio ioit iooi iooo ioos iora iori iors ioso iota ioto irac irad irai irao irar iras irca ircc ircd ircs irda irdc irdo irds irhs iri- iria iric irid irio iris iroc irod iroh irra irrc irri irrs irsa irta irti irts is-a isac isad isai isao isar isas isat isca iscc iscd isch isci isco iscr iscs isct isda isdc isds isha ishi ishr ishs isia isic isis isit iso- isoc isor isos isra isri issa issc issh issi isso issr isss ista istc istd isth isti isto istr ists itaa itac itai itar itas itat itch itcs itdo itha ithc iths itia itic itis itoh itoi itoo itor itos itra itri itrs itsa itsi itso itta itto oahs oaic oais oara oars oasc oasi oass oast oath oats ocac ocad ocas ocat occa occc occi occt ocds ocha ochi ochs ocht ocis ocos ocra ocro ocrr ocrs ocsa oct- octa octi octo octs odac odah odai odas odci odda oddd oddi odds odia odic odio odir odis odoh odoo odor odos odot odra odso odts ohad ohai ohcc ohhi ohho ohhs ohia ohid ohio ohis ohoh ohos ohra ohso ohss ohta ohto oici oido oids oiii oios oira oirt oisc oisd oist oita oitc oiti ooaa oocr ooda oodi ooha ooho oohs ooia ooid oooh oooo ooos oora oord oort oosa oosi oost oots orac orad orah orai orao orar oras orat orca orch orci orco orcs orda ordo ords orhs ori- oria oric orid orio oris orit oro- oror oros orot orra orri orro orrs orsa orsi orso orta ortc orth orto orts osai osar osas osat osca oscc osci osco osdi osha oshc oshi osho oshs osia osii osis osoi osoo osor osos osrd osro ossa ossd ossi osso osta ostc osti ostr osts otac otar otas otcd otha otho othr oths otic otis otit oto- otoh otoo otor otos otra otro otrs otsa otso otta otti otto otts raad raas raat rac- raca racc rach raci raco racs ract rada radc radd radh rado radr rads radt raha rahi rahr rahs raht raia raic raid raii rair rais rait raoc raoh raos rara rari raro rars rasa rasc rasd rash rasi raso rass rast rata rath rati rato rats ratt rcac rcas rccc rccs rcdc rcds rchs rcic rcid rcis rcos rcrd rcsa rcsc rcsd rcsi rcss rctc rcti rcts rdac rdas rdhs rdio rdoc rdos rdso rhhs rhio rhoa rhoc rhod rhoh rhos riaa riad riah riai rias riat rica ricc rich rico rics rict rida ridc ridd ridi rido rids riha riho rihs riht riia riis rios riot riri rirs risa risc risd rish risi riso riss rist rita rith riti rito rits ritt road roar roas roat roca rocc roch roco rocs roda rodd rodi rodo rods roha rohr rohs roia roid roio roir rois roit rood rooi roor roos root rora rorc rori roro rort rosa rosc rosh rosi roso ross rost rota rotc roth roti roto rotr rots rott rrad rrah rras rrat rrhs rrrr rsaa rsai rscc rsch rscs rsdd rsds rshd rshs rsid rsis rsos rssa rsts rtai rtas rtca rtcc rtdt rths rtss rtts s-ic s-ii s-os sa-c saac saad saah saar saas saat saca sacc sacd saci saco sacr sacs sact sada sadc sadd sadh sadi sado sadr sads sadt saha sahi saho sahr sahs saht saia saic said saih sair sais sait saoi saor saos sara sarc sard sarh sari saro sarr sars sart sasa sasc sasd sash sasi saso sass sast sata satc satd sati sato satr sats satt scaa scac scad scai scar scas scat sccc sccs scct scda scdc scds sch- scha schh schi scho schr schs sci- scia scic scid scio scir scis scit scoh scoo scor scot scr- scra scrc scri scrs scsa scsc scsd scsh scsi scso scsr scst sctc sctd scto sctr scts sdcc sdch sdco sddc sdds sdha sdhd sdhs sdic sdio sdot sdrc sdrs sdsc sdss shac shad shah shai shao shar shas shat shca shcc shha shhh shhs shia shid shih shii shio shir shis shit shoa shod shoo shor shos shot shri shrs shsc shts siaa siac siah siai sias siat sica sicc sich sici sico sics sida sidd sidh sidi sido sidr sids siha sihi sihr sihs siht siit siod sior sios siot sira sirc siri siro sirr sirs sirt sisa sisc sisd sish sisi siss sist sit- sita sitc sitd sith siti sito sits sitt soad soar soas soat soca soch soci soco socr socs soda sodd sodo sods soha sohh soho sohs soia soic soir sois soit sood soor soos soot sora sord sorh sori soro sorr sors sort sosa sosh sosi soso soss sost sota sotc soth soto sots sras srcc srch srct srhs sris sros srsd srta srtr ssaa ssac ssao ssas ssat ssca sscc ssci sscs ssdc ssdd sshs ssid ssis ssit ssoc ssot ssra ssrc ssri ssrs sssa sssc sssh sssi ssss ssta sstc sstd ssth ssts stac stad stai star stas stat stca stcc stch stcs stds sths stia stic stid stih stio stir stis stit stoa stod stoo stor stos stot stra strc strd stri stro strs stsi stss sttc sttd sttr taa- taar taas taat taca tacc tach taci taco tacs tact tada tado tads taha tahi taho tahr tahs taia taio tair tais tait taoa taor taos tara tarc tard tari taro tarr tars tart tasa tasc tash tasi tasr tass tast tata tath tati tato tatr tats tatt tcad tcca tccc tcdd tch- tcha tchh tchi tcho tchr tchs tcos tcsh tctc tcts tdac tdhs tdis tdor tdra tdri tdss thaa thad thai thao thar thas that thca thch thdr thds thi- thia thic thio thir this thoo thor thos thot thra thri thro thsd thsr thss thtr thts tiaa tiao tiar tias tica ticc tich tico tics tidc tidd tids tiht tiit tios tira tird tiri