a-fu a-ii aaaa aaab aaaf aaai aaal aaar aaas aaba aabb aabi aabl aafa aafb aaff aafi aafl aaib aaii aais aala aali aall aals aalu aara aari aars aaru aasa aasf aasi aass aasu aaus abaa abab abaf abai abal abar abas abau abb- abba abbb abbi abbr abbs abff abia abib abil abir abis abiu abla abls abra abri abrs abs- absa absf absi absl abss absu abua abuf abul abus afaa afar afbs affa affi affs afia afib afif afil afir afis afla afr- afra afri afrs afru afsa afsb afua afus aiai aias aiba aibl aiff aifl aifs aiia aiib aiir aila aili ails ailu aira airi airs aisa aisb aisi aisl aisr aiui alaa alai alal alar alas alau alb- alba albi albs albu alfa alfi alfs ali- alia alib alif alii alil alir alis aliu all- alla alli alll allr alls allu alsa alua aluf alui alur alus arab araf arai aral arar aras arau arba arbi arbs arfa arfb arff arfs arfu aria arib arif arii aril aris arla arli arr- arra arri arrr arrs arru ars- arsa arsi arsu arua arub arui arul asaa asab asaf asai asal asar asas asau asba asbu asfa asfi asia asif asii asil asir asis asla asli aslr asra asrs asru assa assi assl assr asss assu asub asui asur asus auaa aufi aufs auis aul- aula aulf auli aull auls aulu aur- aura auri ausa ausu ba-i baaa baaf baal baar baas baba babb babi babr babs babu baff baia baib bail bair bais bala balf bali ball bals balu bar- bara barb barf bari barr bars baru basa basf basi bass basu bau- bauf baul baur bbas bbau bbbb bbbs bblb bbls bfas bffl bffs bfsi bfsr biaf bial biar bias biba bibb bibi bibl bibs bifa biff bifi biis bila bili bill bils bilu bira birb biri birl birr birs biru bis- bisa bisl biss bisu blaa blab blas blau blir blis blls blss blub bluf blur blus brab braf brai bras brau brfu bria bril bris brls brrr brrs brsb brsr brus bsaa bsas bsfa bsff bsfs bsra bual buar buba bubb bubi bubs bubu buff bufr buif buir buis buiu bula bulb buli bull buls bulu bur- bura burb buri burl burr burs buru busa busi buss busu buus faaa faas faba fabi fabs fabu fafa faff fafi fail fair fais fala fali fall fals falu fara farb farl farr fars faru fasa fasi fass faul faur fbar fbis fbla fbrs fbus ffar ffff ffii ffrr ffsa ffss fiaa fiaf fial fiar fias fiba fibs fifa fiff fifi fiii fiil fila fili fill fils fira firs fisa fisi fiss fisu fiua flab flia flii flis flub fluf flur flus frab fras frau fria frib fril fris frla frsb frub fsai fsas fsfi fsia fsra fssa fssf fuar fubb fubs fubu fuff fufu fuil fuir fula fuli full fuls fulu fur- fura furi furl furr furs fusa fusi fuss fusu iaaa iaai iaal iaas iaba iaff iafl iaia iais iala iall ials ialu iara iars iaru iasa iasi iasr ibar ibas ibfi ibia ibis ibra ibri ibsa ibsf ibss ibus ifaa ifar ifas ifbb ifil ifis ifla ifra ifrb ifrf ifri ifsa ifsb iias iifa iiii iiis iila iira iirs iisi iisr iisu ilal ilar ilas ilia ilir ilis ill- illa illi ills ilsa ilus iraf irai iral irar iras irfu iri- iria iril iris irla irlb irra irri irrs irsa irsf irul irus is-a isaf isai isal isar isas isba isbl isfa isia isil isis isla isls isra isri issa issf issi issr isss issu isua isus iuiu iura iuss laaa laal laar laas laba labi labr labs labu lafb laff laia lail lair lais lala lali lall lalu lara larb larf lari larr lars laru lasa lasi lass lasu laub lauf laul laur laus lbar lbia lblr lbrs liar lias liba libr libs libu lifa liff lifl liia liii liir liis lila lilb lili lill lils lilu lira liri lirl lirr lirs liru lisa lisi liss lisu liua liuf lius llbs llll lral lrba lrif lrrr ls-r lsbu lsla lssa lssr luai luas luau luba lubs luff lufu luif luis lula luli lull lulu lura luri lurs lusa lusi luss luua raab raaf raas raba rabb rabi rabl rabs rabu rafa raff rafi raia raif raii rail rair rais raiu rala ralb ralf rall rara rarb rarf rari rars rasa rasi rasl rass rasu raua raub rauf raul raus rbaf rbbb rbbr rbbs rbis rbsl rbss rffl riaa riab riai rial rias riau rib- riba ribs ribu rifa riff rifs rifu riia riif riis rila rill rilu riri rirs risa risi riss risu rius rlab rlif rlls rlua rras rrif rrrr rsaa rsaf rsai rsbi rsis rssa rssl rsua ruas ruba rubb rubi rubs rubu rufa ruff ruif ruis rula rull rura ruri rurs ruru rusa rusi russ rusu s-ib s-ii saab saaf saal saar saas saba sabb sabi sabr sabs sabu safa safb saff safi safr safu saia saif sail sair sais sala salf sali sall sals salu sara sarf sari sarl sarr sars saru sasa sasf sasi sasl sass saua sauf saul saur saus sbaa sbai sbar sbas sbbs sbia sbsa sbsi sbus sfar sfas sfba sfia sfla sfls sfra sfss sfsu siaa siab siaf siai sial sias siau siba sibi sibs sibu sifa siff sifl sifr sifu sil- sila silf sili sill sils silu sira sirf siri sirr sirs siru sisa sisi siss sisu siui sius sl-i slaa slab slaf slai slas slau slib slir slrs slsa slsu slub slur sraf sras srfi srib sris srub ssaa ssab ssas ssau ssbr ssfl ssis ssla ssra ssri ssrl ssrs sssa sssb sssf sssi ssss suar suas sub- suba subb subi subl subs suf- sufa suff sufi sufr sufs sufu suir suis sul- sula sulf suli sull sulu sur- sura surf suri surr surs suru sus- susa susi suss susu suus uafa uair uars uaru uasa uaua ubal ubar