a-a a-b a-i a-t aaa aab aag aai aak aas aat ab- aba abb abg abi abk abs abt ag- aga agb agg agi agk ags agt ai- aia aib aig aii aik ais ait aka akb akg aki akk aks as- asa asb asg asi ask ass ast at- ata atb atg ati ats att baa bab bag bai bak bas bat bba bbb bbg bbi bbk bbs bbt bga bgb bgg bgi bgk bgs bgt bi- bia bib big bii bik bis bit bka bkb bkg bkk bks bkt bsa bsb bsg bsi bsk bss bst bta btb btg bti btk bts btt gaa gab gag gai gak gas gat gba gbg gbi gbk gbs gbt gga ggb ggg ggi ggs ggt gia gib gig gii gik gis git gka gkb gks gkt gsa gsb gsg gsi gsk gss gst gta gtb gtg gti gtk gts gtt ia- iaa iab iag iai ias iat iba ibb ibg ibi ibk ibs ibt iga igb igg igi igk igs igt iia iib iii iis iit ika ikb iki ikk iks ikt is- isa isb isg isi isk iss ist ita itb itg iti itk its itt k-t ka- kaa kab kag kai kak kas kat kba kbb kbi kbk kbs kga kgb kgi kgs kia kib kig kii kik kis kit kkb kki kkk kks kkt ksa ksb ksg ksi ksk kss kst kta ktb ktg ktk kts ktt saa sab sag sai sak sas sat sba sbb sbg sbi sbk sbs sbt sga sgb sgg sgi sgk sgs sgt sia sib sig sii sik sis sit sk- ska skb skg ski skk sks skt ss- ssa ssb ssg ssi ssk sss sst sta stb stg sti stk sts stt taa tab tag tai tak tas tat tba tbb tbg tbi tbk tbs tbt tga tgb tgg tgi tgk tgs tgt tia tib tig tii tik tis tit tka tkb tkg tkk tks tkt tsa tsb tsg tsi tsk tss tst tta ttb ttg tti ttk tts ttt

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 abag abai abak abas abat abb- abba abbb abbi abbs abbt abia abib abig abis abit abs- absa absi abss abta abts agag agai agas agat agba agga aggi agia agib agig agii agis agit agsa agsg agst agta agts aiai aias aiba aiga aiia aiib aika aiki aiks aisa aisb aisg aisi aisk aist aita aiti aits aitt akaa akai akas akia akik akis akka akki aksa aksi akst asaa asab asag asai asak asas asat asba asgt 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 baga bagg bagi bags bagt baia baib baig baik bais bait bak- baka baki baks bakt basa basi bask bass bast bata bati bats batt bbas bbbb bbbs bbga bggs bgia bgst biak bias biat biba bibb bibi bibs biga bigb bigg bigs bigt biis bis- bisa bisk biss bist bita bits bitt bsaa bsas bsat bsgs bskt bsts btaa btss bttb gaas gaba gabb gabi gabs gabt gaga gagg gagi gags gaia gaig gais gait gaki gasa gasb gasi gask gass gast gata gati gats gatt gbag gbas gbbs ggbt gggg ggss giaa giai gias giat giba gibb gibs giga gigg gigi gigs giis gisa giss gist gita gits gsab gsat gsis gskb gtaa gtta iaaa iaai iaas iaat iaba iags iaia iais iasa iasi iask iata iati ibas ibat ibga ibia ibis ibsa ibss ibtb ibts igas igba igga iggs igia igis iias iiii iiis iiit iisi iist iita iitt ikat ikig 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 itgs itia itis itsa itsi itta kaaa kaab kaag kaai kaak kaas kaat kaba kabb kabg kabi kag- kaga kagb kagg kagi kags kagt kaia kaib kaig kaii kaik kais kait kaka kaki kakk kaks kakt kas- kasa kasb kasi kask kass kast kat- kata katb katg kati katk kats katt kbaa kbab kbai kbak kbas kbat kbba kbbb kbbg kbbi kbbk kbbs kbbt kbga kbgb kbgg kbgt kbia kbib kbig kbik kbis kbit kbkb kbkg kbkk kbsa kbsb kbsg kbsi kbsk kbss kbst kbta kbtb kbtk kbts kbtt kgab kgak kgas kgba kgbb kgbt kgga kggg kggi kgia kgks kgst kgtk kgts kiab kiai kias kiba kibb kibg kibi kibs kibt kiga kigs kiia kiii kiik kiis kiit kika kiki kikk kikt kisa kisi kisk kiss kist kita kitg kiti kits kitt kkaa kkag kkai kkat kkba kkbb kkbg kkbi kkbs kkbt kkgb kkia kkik kkit kkkk kksa kksi kkss kkst kktk kkts ksab ksak ksas ksat ksba ksbi ksbs ksgg ksgt ksib ksig ksii ksik ksis ksit kska kskb kskg kskk ksks kssa kssi ksss ksst ksta kstb ksti kstk ksts kstt ktaa ktag ktai ktak ktas ktat ktba ktbb ktbg ktbt ktga ktgg ktgs ktia ktib ktig ktik ktis ktkb ktkk ktks ktkt ktsa ktst kttg ktti kttk ktts kttt s-ib s-ii saab saag saak saas saat saba sabb sabi sabs saga sagg sagi sags sagt saia saik sais sait saka sakb saki sakk saks sasa sasi sask sass sast sata satb satg sati sats satt sbaa sbai sbas sbbs sbia sbig sbsa sbsi sbst sbtk sgaa sggg sggs sgss sgta sgts siaa siab siag siai siak sias siat siba sibi sibs siga sigg sigi sigs siik siit sika siki siks sisa sisi sisk siss sist sit- sita siti sits sitt skab skag skai skat skia skig skik skis skit skss ssaa ssab ssas ssat ssgs ssgt ssis ssit sssa sssb sssi ssss ssta sstb ssts stab stag stai stak stas stat stbs stia stib stig stik stis stit stks stsi stss