-ana aaaa aaab aaaf aaan aaar aaas aaba aabb aabt aafa aafb aaff aana aaon aaoo aara aaro aars aart aasa aasf aass aast aata aatf aatt abaa abab abaf aban abar abas abat abb- abba abbb abbo abbr abbs abbt abff aboa abob abof abon aboo abor abos abot abra abro abrs abs- absa absf abss abta abts afaa afan afao afar afat afbs affa affo affs afft afoa afoo afor afr- afra afro afrs afsa afsb afst afta aftn afts ana- anaa anab anan anao anar anas anat anba anbb anbo anfa anfo anna annb anno anns annt ano- anoa anon anor anos ansa ansf anso ant- anta anto antr ants antt aoba aonb aono aont aora aorb aorn aors aort aoss aotf arab araf aran arar aras arat arba arbs arfa arfb arff arfs arft arna arno arns arnt aroa arob aron aroo aror aros arr- arra arro arrr arrs arrt ars- arsa arso arst arta arto artr arts asaa asab asaf asan asao asar asas asat asba asbo asfa asno asob asof ason asor asos asot asra asro asrs assa assn asso assr asss asst asta astb asto astr asts at-t ataa atab atan atar atas atat atbs atfb atfs atna atno atns atob atof aton ator atos atot atra atrn atro atsb atst atta attn atto attr atts baaa baaf baan baar baas baat baba babb babo babr babs baff bafo baft bana bann bano banr bans bant baon baos bar- bara barb barf barn baro barr bars bart basa basf baso bass bast bata batf batn bato bats batt bbas bbbb bbbs bbfn bfas bffs bfsr bfta bfts bftt bnas bnor bnrr bnss bnta boab boan boar boas boat boba bobb bobo bobs bofa boff bofs bona bonn bono bons bont boob boof boon boor boos boot bor- bora borf born boro borr bors bort bosa bosn boso boss bost bota botb botn boto bots bott brab braf bran brao bras brat brna brno brns broa brob bron broo bror bros brot brrr brrs brsb brsr brst bsaa bsas bsat bsfa bsff bsfs bsns bson bsos bsra bsts btaa btaf btan btob btor btrt btss bttb faaa faan faas faba fabo fabs fafa faff fafo fana fano fans fant faon fara farb faro farr fars fart fasa fasn faso fass fast fata fatf fato fats fatt fbar fbrs ffar ffff ffrr ffsa ffss fftf fnar fnrs fnta fntb foaf foan foar foba fobs fobt fofo fono fons font foof foon foos foot for- fora forb forn foro forr fors fort fosa fosb foso foss fost fota foto fots fott frab fran fras frat frns frob fron fros frot frsb frso frst frta fsas fsfo fsra fssa fssf fsta ftan ftos ftrs ftsa ftsr naaa naab naan naar naas naat naba nabf nabo nabs nafa naff nafo nafs nan- nana nanb nann nano nans nant naor naos naot nara narf narn naro narr nars nart nas- nasa nasb nasf naso nasr nass nast nata nato nats natt nbaa nbaf nbar nbas nbbo nbfa nfaa nfas nfat nfff nfon nfra nfrs nfsr nfta nfto nnnn nnos nnot nnsa nnss nntn noaa noat noba nobo nobs non- nona nonn nono nons nont noo- noob noon nooo noor noos noot nor- nora norb norf norn noro norr nors nort nos- nosa noss nost not- nota noto nots nott nrab nras nrna nron nrsa nrta nrts nsaa nsar nsbo nsfs nsna nsnr nsof nsos nsra nssa nssb nssf nsso nssr nsss nsts ntfs ntof ntsb ntsf ntss ntto nttr oafo oafs oara oars oass oast oats oban obas obba obbo obon obor obos obot obra obro obsn obsr obss obst obts ofan ofas off- offa offo offr offs ofna ofno ofor ofra ofst ofta onab onan onar onas onat onna onno onon onor onos onra onso onst ont- onto ooaa ooba ooff oofs oona oons oont oooo ooos oora oort oosa oost ootb oots orab oran orao orar oras orat orba orbb orbo orbs orff orfs orna orno orns oro- orof oron oror oros orot orra orro orrs orsa orso orta orto orts osaf osan osar osas osat osba osfa osno osnr osoo osor osos osro ossa ossb osso osta ostr osts otan otar otas otbs oto- otof oton otoo otor otos otra otro otrs otsa otso otta otto otts raab raaf raan raas raat raba rabb rabo rabs rafa raff raft rana rann rano rans rant raob raos rara rarb rarf raro rars rasa raso rass rast rata ratf rato rats ratt rbaf rbbb rbbr rbbs rbss rbst rnaf rnas rnbr rnnt rnot roab roaf roan roar roas roat rob- roba robb robo robs robt roff rofo rona rono rons ront roob roof roon roor roos root rora roro rort rosa roso ross rost rota rotn roto rotr rots rott rras rrat rrna rrrr rsaa rsaf rsna rsnn rsno rsnr rsos rssa rsts rtan rtas rtbf rtfb rtns rtss rtts s-os saab saaf saan saar saas saat saba sabb sabo sabr sabs safa safb saff safo safr saft sana sann sano sanr sans sant saon saor saos sara sarf sarn saro sarr sars sart sasa sasf saso sass sast sata satb satn sato satr sats satt sbaa sbar sbas sbbs sbor sbot sbsa sbst sbtn sfar sfas sfba sfnb sfnt sfor sfos sfra sfro sfss sfts snab snar snas snat snba snns snoa snob snoo snor snos snot snra snrs sntr soan soar soas soat soba sobo sobr sobs sobt sofa sofo soft son- sona sono sons sont soof soon soor soos soot sora sorb sorn soro sorr sors sort sosa soso soss sost sota sotn soto sots sraf sras srna srnn srno sros srta srtr ssaa ssab ssan ssao ssas ssat ssbn ssbr ssns ssot ssra ssrs sssa sssb sssf ssss ssta sstb ssts stab stan star stas stat stbs stfn stnn stnr stns stoa stob stof ston stoo stor stos stot stra strn stro strs stsf stss sttr taa- taaf taan taar taas taat taba tabb