a-ii aaaa aaab aaaf aaai aaal aaar aaas aaba aabb aabi aabl aabt aafa aafb aaff aafi aafl aaib aaii aais aala aali aall aals aara aari aars aart aasa aasf aasi aass aast aata aatf aatt abaa abab abaf abai abal abar abas abat abb- abba abbb abbi abbr abbs abbt abff abia abib abil abir abis abit abla abls abra abri abrs abs- absa absf absi absl abss abta abts afaa afar afat afbs affa affi affs afft afia afib afif afil afir afis afit afla afr- afra afri afrs afsa afsb afst afta afts aiai aias aiba aibl aiff aifl aifs aiia aiib aiir aila aili ails aira airi airs airt aisa aisb aisi aisl aisr aist aita aitf aiti aitr aits aitt alaa alai alal alar alas alat alb- alba albi albs alfa alfi alfs ali- alia alib alif alii alil alir alis alit all- alla alli alll allr alls alsa alst alta alti alts arab araf arai aral arar aras arat arba arbi arbs arfa arfb arff arfs arft aria arib arif arii aril aris arit arla arli arr- arra arri arrr arrs arrt ars- arsa arsi arst arta arti artr arts asaa asab asaf asai asal asar asas asat asba asfa asfi asia asif asii asil asir asis asit asla asli aslr asra asrs assa assi assl assr asss asst asta astb asti astl astr asts at-l at-t ataa atab atai atal atar atas atat atbs atfb atfs atia atif atil atis atit atla atli atls atra atri atsb atsi atst atta atti attr atts ba-i baaa baaf baal baar baas baat baba babb babi babr babs baff baft baia baib bail bair bais bait bala balf bali ball bals balt bar- bara barb barf bari barr bars bart basa basf basi bass bast bata batf bati bats batt bbas bbbb bbbs bblb bbls bfas bffl bffs bfsi bfsr bfta bfts bftt biaf bial biar bias biat biba bibb bibi bibl bibs bifa biff bifi biis bila bili bill bils bilt bira birb biri birl birr birs birt bis- bisa bisl biss bist bita bits bitt blaa blab blas blat blbt blir blis blit blls blss blst blts brab braf brai bras brat bria bril bris brit brls brrr brrs brsb brsr brst bsaa bsas bsat bsfa bsff bsfs bsra bsts btaa btaf btla btrt btss bttb faaa faas faba fabi fabs fafa faff fafi fail fair fais fait fala fali fall fals falt fara farb farl farr fars fart fasa fasi fass fast fata fatf fati fats fatt fbar fbis fbla fbrs ffar ffff ffii ffrr ffsa ffss fftf fiaa fiaf fial fiar fias fiat fiba fibs fifa fiff fifi fift fiii fiil fila fili fill fils fira firs fisa fisi fiss fist fita fiti fits fitt flab flat flia flii flis flit flts frab fras frat fria frib fril fris frit frla frsb frst frta fsai fsas fsfi fsia fsra fssa fssf fsta ft-l ftii ftlb ftrs ftsa ftsr iaaa iaai iaal iaas iaat iaba iaff iafl iaia iais iala iall ials iara iars iart iasa iasi iasr iata iati ibar ibas ibat ibfi ibia ibis ibra ibri ibsa ibsf ibss ibtb ibtl ibts ifaa ifar ifas ifat ifbb ifil ifis ifit ifla ifra ifrb ifrf ifri ifsa ifsb ifta iias iifa iiii iiis iiit iila iira iirs iisi iisr iist iita iitr iitt ilal ilar ilas ilia ilir ilis ilit ill- illa illi ills illt ilsa ilts iraf irai iral irar iras iri- iria iril iris irla irlb irra irri irrs irsa irsf irta irtf irti irts is-a isaf isai isal isar isas isat isba isbl isbt isfa isia isil isis isit isla isls isra isri issa issf issi issr isss ista isti istr ists itaa itaf itai ital itar itas itat itbs itfa itia itif itil itis itll itra itrf itri itrs itsa itsf itsi itta ittf laaa laal laar laas laat laba labi labr labs lafb laff laft laia lail lair lais lait lala lali lall lara larb larf lari larr lars lart lasa lasi lass last lata lati lats latt lbar lbia lblr lbrs lbrt lfat lfts liar lias liat liba libr libs lifa liff lifl lift liia liii liir liis lila lilb lili lill lils lilt lira liri lirl lirr lirs lirt lisa lisi liss list lita litb liti litl litr lits litt llat llbs llll lral lrat lrba lrif lrrr lrst lrta lrts ls-r lsat lsla lssa lssr lsts ltbf ltbl ltib ltra ltrs ltsa ltsi ltsr lttr raab raaf raas raat raba rabb rabi rabl rabs rafa raff rafi raft raia raif raii rail rair rais rait rala ralb ralf rall ralt rara rarb rarf rari rars rasa rasi rasl rass rast rata ratf rati rats ratt rbaf rbbb rbbr rbbs rbis rbsl rbss rbst rffl riaa riab riai rial rias riat rib- riba ribs rifa riff rifs rift riia riif riis rila rill riri rirs risa risi riss rist rita riti ritl rits ritt rlab rlif rlls rras rrat rrif rrrr rsaa rsaf rsai rsbi rsis rssa rssl rsts rtai rtas rtbf rtfb rtls rtlt rtss rtts s-ib s-ii saab saaf saal saar saas saat saba sabb sabi sabr sabs safa safb saff safi safr saft saia saif sail sair sais sait sala salf sali sall sals salt sara sarf sari sarl sarr sars sart sasa sasf sasi sasl sass sast sata satb sati satl satr sats satt sbaa sbai sbar sbas sbbs sbia sbsa sbsi sbst sfar sfas sfba sfia sfla sfls sfra sfss sfts siaa siab siaf siai sial sias siat siba sibi sibs sifa siff sifl sifr sift siit sil- sila silf sili sill sils silt sira sirf siri sirr sirs sirt sisa sisi siss sist sit- sita siti sits sitt sl-i slaa slab slaf slai slas slat slft slib slir slit slrs slsa slst slts sraf sras srfi srib sris srta srtr ssaa ssab ssas ssat ssbr ssfl ssis ssit ssla sslt ssra ssri ssrl ssrs sssa sssb sssf sssi