ifra ifrf ifri ifta igac igad igar igcc igfa igfc igga igia igra igri igua iiac iica iicd iida iifa iiii iiit iira iirc iita iitr iitt iiuc irac irad iraf irai irar irca ircc ircd ircg ircu irda irdc irfu iri- iria iric irid irig irra irrc irri irta irtf irti itaa itac itaf itai itar itat itfa itgc itia itic itif itra itrf itri itta ittf itur iucc iuiu iura raad raaf raag raat rac- raca racc raci ract racu rada radc radd radr radt radu rafa rafc raff rafi raft raga ragg ragi ragu raia raic raid raif raig raii rair rait raiu rara rarf rari rata ratf rati ratt ratu raua rauc raud rauf raut rcac rcaf rccc rcdc rcfc rcga rcgc rcic rcid rcrd rcrg rctc rctg rcti rdac rdfa rfdi rffc rfic rfid rftc rgit rgtr riaa riad riai riat riau rica ricc rict rida ridc ridd ridi rifa riff rift rifu riga rigg rigi rigu riia riif riri rita riti ritt ritu rrad rrat rrfc rrif rrrr rtai rtca rtcc rtcg rtdt rtfc ruad ruag ruca ruci ruct ruda rudd rudi rufa rufc ruff ruft ruga rugg rugi ruid ruif ruit rura rurc rurd ruri ruru ruta ruti rutt rutu ruud taa- taaf taag taar taat taca tacc taci tact tada tadg tafa tafc taff tafi taft taga tagg tagi tagu taia taig tair tait tara tarc tard tarf targ tari tarr tart taru tata tati tatr tatt tatu taua tauc taur taut tcad tcca tccc tccu tcdd tcfc tcfg tcga tctc tdac tdff tdra tdri tfca tfcu tfdc tftc tgcc tgfa tgif tgtc tiaa tiaf tiar tica ticc tidc tidd tifa tiff tift tiga tigi tigr tiit tiiu tira tird tiri tirr tiru tita titc titi titt titu traa trac trad traf trag trai trat trau trca trcc trfc trfd trfr tri- tria tric trif trig trit trra trtc trtr truc trud trug trut truu ttfa ttfc ttff tttt tuar tuat tuca tucc tudi tudu tufa tufc tuff tufi tuft tufu tuga tugg tugu tuig tuit tuiu tura turc turd turf turg turi turr turt turu tuta tuti tutt tutu uaca uafa uair uarc uart uaru uata uatu uaua ucad ucai ucar ucat ucca ucci ucdc ucdd ucfa ucrc ucua ucut udaa udad udar udau udca uddi udic udid udig udir udra ufag ufcu uffa ufra ugar ugcc ugcg uggt ugia ugra ugri ugta ugur uguu uica uira uirr urac urad urai urat urau urca urci urda urdu urfa urff urfi urft urga urgi urgu uria uric urif uriu urra urri urur urut utac utai utau utia utid utri utti uttu utug uuri uuta uutf uuuu