a-ii aaaa aaab aaaf aaai aaal aaar aaba aabb aabi aabl aabt aafa aafb aaff aafi aafl aaib aaii aala aali aall aara aari aart aata aatf aatt abaa abab abaf abai abal abar abat abb- abba abbb abbi abbr abbt abff abia abib abil abir abit abla abra abri abta afaa afar afat affa affi afft afia afib afif afil afir afit afla afr- afra afri afta aiai aiba aibl aiff aifl aiia aiib aiir aila aili aira airi airt aita aitf aiti aitr aitt alaa alai alal alar alat alb- alba albi alfa alfi ali- alia alib alif alii alil alir alit all- alla alli alll allr alta alti arab araf arai aral arar arat arba arbi arfa arfb arff arft aria arib arif arii aril arit arla arli arr- arra arri arrr arrt arta arti artr at-l at-t ataa atab atai atal atar atat atfb atia atif atil atit atla atli atra atri atta atti attr ba-i baaa baaf baal baar baat baba babb babi babr baff baft baia baib bail bair bait bala balf bali ball balt bar- bara barb barf bari barr bart bata batf bati batt bbbb bblb bffl bfta bftt biaf bial biar biat biba bibb bibi bibl bifa biff bifi bila bili bill bilt bira birb biri birl birr birt bita bitt blaa blab blat blbt blir blit brab braf brai brat bria bril brit brrr btaa btaf btla btrt bttb faaa faba fabi fafa faff fafi fail fair fait fala fali fall falt fara farb farl farr fart fata fatf fati fatt fbar fbla ffar ffff ffii ffrr fftf fiaa fiaf fial fiar fiat fiba fifa fiff fifi fift fiii fiil fila fili fill fira fita fiti fitt flab flat flia flii flit frab frat fria frib fril frit frla frta ft-l ftii ftlb iaaa iaai iaal iaat iaba iaff iafl iaia iala iall iara iart iata iati ibar ibat ibfi ibia ibra ibri ibtb ibtl ifaa ifar ifat ifbb ifil ifit ifla ifra ifrb ifrf ifri ifta iifa iiii iiit iila iira iita iitr iitt ilal ilar ilia ilir ilit ill- illa illi illt iraf irai iral irar iri- iria iril irla irlb irra irri irta irtf irti itaa itaf itai ital itar itat itfa itia itif itil itll itra itrf itri itta ittf laaa laal laar laat laba labi labr lafb laff laft laia lail lair lait lala lali lall lara larb larf lari larr lart lata lati latt lbar lbia lblr lbrt lfat liar liat liba libr lifa liff lifl lift liia liii liir lila lilb lili lill lilt lira liri lirl lirr lirt lita litb liti litl litr litt llat llll lral lrat lrba lrif lrrr lrta ltbf ltbl ltib ltra lttr raab raaf raat raba rabb rabi rabl rafa raff rafi raft raia raif raii rail rair rait rala ralb ralf rall ralt rara rarb rarf rari rata ratf rati ratt rbaf rbbb rbbr rffl riaa riab riai rial riat rib- riba rifa riff rift riia riif rila rill riri rita riti ritl ritt rlab rlif rrat rrif rrrr rtai rtbf rtfb rtlt taa- taaf taal taar taat taba tabb tabi tabl tafa taff tafi taft taia tail tair tait tala tali tall tara tarb tarf tari tarr tart tata tatb tati tatr tatt tbaf tbar tbil tbit tbrb tbta tfal tiaa tiab tiaf tial tiar tiba tibi tifa tiff tift tiit tila till tilr tilt tira tirb tiri tirl tirr tita titi titt tlli traa trab traf trai tral trat trfr tri- tria trib trif tril trit trra trtr ttab ttbb ttfa ttff tttt