a-ha aaaa aaab aaah aaas aaba aabb aabh aabt aaha aahs aaoo aasa aass aast aata aatt abaa abab abas abat abax abb- abba abbb abbo abbs abbt abha abho abhs aboa abob aboh aboo abos abot abox abs- absa abss abta abts ahab ahah ahas ahat ahha ahhs ahoa ahot ahsa ahso ahss ahta ahto ahts aoah aoba aoss asaa asab asah asao asas asat asba asbo asha ashs asht ashx asob asos asot assa assh asso asss asst asta astb asto asts at-t at-x ataa atab atas atat atax atbs atha atho aths atob atos atot atsb atst atta atto atts axat axo- axoa axos axto axxo ba-x baaa baah baas baat baba babb babo babs baha baho bahs baht baoh baos basa bash baso bass bast bata bath bato bats batt baxt bbas bbbb bbbs bbhs bbox bhao bhat bhhs bhot boab boas boat boba bobb bobo bobs boha boho bohs boht boob booh boos boot boox bosa bosh boso boss bost bota botb both boto bots bott boxa bsaa bsas bsat bshs bsos bsts btaa bths btob btss bttb haab haas haat haba habo habs habt haha haho hahs haht hasa hash hass hast hata hatb hath hato hats hatt haxo hbbs hbhs hbos hbox hbss hhaa hhat hhhh hhhs hoas hoat hoax hoba hobo hobs hoha hoho hoos hoot hoox hosa hosh hoss host hota hotb hoth hoto hots hott hoxa hsas hsat hshs hsob hsts htab hths htoh oahs oass oast oath oats obas obba obbo obhs obos obot obox obss obst obts ohba ohho ohhs ohob ohoh ohos ohso ohss ohta ohto ooaa ooba ooha ooho oohs oooh oooo ooos oosa oost ootb oots osas osat osba osha osho oshs osoo osos ossa ossb osso osta osts otas otbs otha otho oths oto- otoh otoo otos otsa otso otta otto otts oxa- oxo- oxos oxox oxxo s-os sa-x saab saah saas saat saba sabb sabo sabs saha saho sahs saht saos sasa sash saso sass sast sata satb sato sats satt saxa saxo saxt sbaa sbas sbbs sbhs sbot sbsa sbst shab shah shao shas shat shax shbs shbt shha shhh shhs shoa shoo shos shot shox shts soas soat soba sobo sobs sobt soha sohh soho sohs soos soot sosa sosh soso soss sost sota soth soto sots soxs ssaa ssab ssao ssas ssat sshs ssot sssa sssb sssh ssss ssta sstb ssth ssts stab stas stat stax stbs sths stoa stob stoo stos stot stox stss taa- taas taat taba tabb tabo tabs taha taho tahs taoa taos tasa tasb tash tass tast tata tatb tath tato tats tatt tax- taxa taxo taxt tbas tbbs tbhs tbox tbst tbta thaa thao thas that thax thbs thoo thos thot thss thtb thts toab toas toat toba tobo tobs tobt toho tooa tooh toos toot tosa tosb tosh toso toss tost tosx tota toth toto tots tott tox- toxa toxo toxs toxt tsaa tsao tsat tshb tshs tsob tsos tssa tsst tsts ttab ttbb ttss tttt txaa xaos xats xbox xhas xosa xoth xoxo xtbs xxxo xxxx