a-ha aaaa aaab aaah aaas aaba aabb aabh aabt aaha aahs aasa aass aast aasu aata aatt aaus abaa abab abas abat abau abb- abba abbb abbs abbt abha abhs abs- absa abss absu abta abts abtu abua abus abut ahab ahah ahas ahat ahau ahha ahhs ahsa ahss ahta ahts ahua ahus asaa asab asah asas asat asau asba asbu asha ashs asht ashu assa assh asss asst assu asta astb asts asub asus at-t ataa atab atas atat atbs atha aths atsb atst atta atts attu atua atub atus auaa auht ausa aush aust ausu aut- auth auts baaa baah baas baat baba babb babs babu baha bahs baht bahu basa bash bass bast basu bata bath bats batt batu bau- bbas bbau bbbb bbbs bbhs bhat bhhs bhut bhuu bsaa bsas bsat bshs bsts btaa bths btss bttb btus buat buba bubb bubs bubu buha buhs busa bush buss bust busu but- buta buts butt buus haab haas haat haba habs habt habu haha hahs haht hasa hash hass hast hata hatb hath hats hatt hatu hau- haus haut hbbs hbhs hbss hbtu hhaa hhat hhhh hhhs hhus hsas hsat hshs hsts hsua htab hths huah huas huba hubb hubs huhs huhu husa hush huss hust huta huth huts hutt hutu huub huus saab saah saas saat saba sabb sabs sabu saha sahs saht sahu sasa sash sass sast sata satb sats satt satu saua sauh saus saut sbaa sbas sbbs sbhs sbsa sbst sbus shab shah shas shat shau shbs shbt shha shhh shhs shts shua shub shus shut shuu ssaa ssab ssas ssat ssau sshs sssa sssb sssh ssss ssta sstb ssth ssts stab stas stat stau stbs sths stss stub stus stut suas suat sub- suba subb subh subs suha suhb sus- susa suss sust susu suta sutu suus taa- taas taat taba tabb tabs tabu taha tahs tahu tasa tasb tash tass tast tasu tata tatb tath tats tatt tatu taua taub taus taut tbas tbbs tbhs tbst tbta thaa thas that thau thbs thss thtb thts thus tsaa tsat tsau tshb tshs tssa tsst tsts ttab ttbb ttss tttt tuas tuat tuba tubb tubs tubu tuhs tuht tuhu tusa tush tuss tust tuta tuts tutt tutu uahs uasa uata uath uatu uaua ubba uhss uhta uhuh us-a usaa usas usat usba usbs usha ushs ushu ussa ussb usss usst ussu usta ustb usts usua usus utah utas utau utha utsa uttu uuta uuuu