a-ak a-ii aaaa aaab aaai aaas aaba aabb aabi aabt aaib aaii aais aaka aasa aasi aass aast aata aatk aatt abaa abab abai abak abas abat abb- abba abbb abbi abbs abbt abia abib abis abit abs- absa absi abss abta abts aiai aias aiba aiia aiib aika aiki aiks aisa aisb aisi aisk aist aita aiti aits aitt akaa akai akas akia akik akis akka akki aksa aksi akst asaa asab asai asak asas asat asba asia asii asik asis asit aska aski asks askt assa assi assk asss asst asta astb asti asts at-t ataa atab atai atak atas atat atbs atia atik atis atit atka atkt atsb atsi atst atta atti atts ba-i baaa baak baas baat baba babb babi babs baia baib baik bais bait bak- baka baki baks bakt basa basi bask bass bast bata bati bats batt bbas bbbb bbbs biak bias biat biba bibb bibi bibs biis bis- bisa bisk biss bist bita bits bitt bsaa bsas bsat bskt bsts btaa btss bttb iaaa iaai iaas iaat iaba iaia iais iasa iasi iask iata iati ibas ibat ibia ibis ibsa ibss ibtb ibts iias iiii iiis iiit iisi iist iita iitt ikat ikki is-a isai isak isas isat isba isbt isia isis isit iska issa issi isss ista isti ists itaa itai itak itas itat itbs itia itis itsa itsi itta kaaa kaab kaai kaak kaas kaat kaba kabb kabi kaia kaib kaii kaik kais kait kaka kaki kakk kaks kakt kas- kasa kasb kasi kask kass kast kat- kata katb kati katk kats katt kbaa kbab kbai kbak kbas kbat kbba kbbb kbbi kbbk kbbs kbbt kbia kbib kbik kbis kbit kbkb kbkk kbsa kbsb kbsi kbsk kbss kbst kbta kbtb kbtk kbts kbtt kiab kiai kias kiba kibb kibi kibs kibt kiia kiii kiik kiis kiit kika kiki kikk kikt kisa kisi kisk kiss kist kita kiti kits kitt kkaa kkai kkat kkba kkbb kkbi kkbs kkbt kkia kkik kkit kkkk kksa kksi kkss kkst kktk kkts ksab ksak ksas ksat ksba ksbi ksbs ksib ksii ksik ksis ksit kska kskb kskk ksks kssa kssi ksss ksst ksta kstb ksti kstk ksts kstt ktaa ktai ktak ktas ktat ktba ktbb ktbt ktia ktib ktik ktis ktkb ktkk ktks ktkt ktsa ktst ktti kttk ktts kttt s-ib s-ii saab saak saas saat saba sabb sabi sabs saia saik sais sait saka sakb saki sakk saks sasa sasi sask sass sast sata satb sati sats satt sbaa sbai sbas sbbs sbia sbsa sbsi sbst sbtk siaa siab siai siak sias siat siba sibi sibs siik siit sika siki siks sisa sisi sisk siss sist sit- sita siti sits sitt skab skai skat skia skik skis skit skss ssaa ssab ssas ssat ssis ssit sssa sssb sssi ssss ssta sstb ssts stab stai stak stas stat stbs stia stib stik stis stit stks stsi stss taa- taas taat taba tabb tabi tabs taia taik tais tait taka taki takk taks takt tasa tasb tasi task tass tast tata tatb tati tats tatt tbas tbbs tbit tbst tbta tiaa tiab tias tiba tibi tibs tiit tika tiki tisa tisb tisi tiss tist tita titi tits titt tkts tsaa tsai tsat tsia tsis tsks tssa tssi tsst tsts ttab ttbb ttss tttt