a-a a-b a-t aaa aab aaj aan aao aas aat ab- aba abb abj abn abo abs abt aja ajb ajj ajn ajo ajs ajt an- ana anb anj ann ano ans ant aoa aob aoj aon aoo aos aot as- asa asb asj asn aso ass ast at- ata atb atn ato ats att baa bab baj ban bao bas bat bba bbb bbn bbo bbs bbt bja bjj bjn bjs bjt bna bnb bnj bnn bno bns bnt boa bob boj bon boo bos bot bsa bsb bsj bsn bso bss bst bta btb btn bto bts btt jaa jab jaj jan jao jas jat jba jbj jbo jbs jbt jja jjb jjj jjs jna jnj jnn jno jns jnt joa job joj jon joo jos jot jsa jsb jsj jsn jso jss jst jta jtb jtn jts jtt naa nab naj nan nao nas nat nba nbb nbn nbo nbs nbt nja njn njs nna nnb nnn nno nns nnt no- noa nob noj non noo nos not nsa nsb nsn nso nss nst nta ntb ntn nto nts ntt oaa oab oaj oan oao oas oat ob- oba obb obj obn obo obs obt oja ojb ojo ojs on- ona onb onj onn ono ons ont oo- ooa oob oon ooo oos oot os- osa osb osj osn oso oss ost ot- ota otb otn oto ots ott saa sab saj san sao sas sat sba sbb sbj sbn sbo sbs sbt sja sjb sjj sjs sjt sna snb snj snn sno sns snt soa sob soj son soo sos sot ss- ssa ssb ssj ssn sso sss sst sta stb stj stn sto sts stt taa tab taj tan tao tas tat tba tbb tbj tbn tbo tbs tbt tjo tjs tna tnb tnn tno tns tnt to- toa tob toj ton too tos tot tsa tsb tsj tsn tso tss tst tta ttb ttn tto tts ttt

-ana aaaa aaab aaan aaas aaba aabb aabt aana aaon aaoo aasa aass aast aata aatt abaa abab abaj aban abas abat abb- abba abbb abbo abbs abbt abjs aboa abob abon aboo abos abot abs- absa abss abta abts ajab ajan ajao ajas ajat ajba ajna ajob ajon ajoo ajot ajss ana- anaa anab anan anao anas anat anba anbb anbo anja anjo anna annb anno anns annt ano- anoa anon anos ansa anso ant- anta anto ants antt aoba aonb aono aont aoss asaa asab asan asao asas asat asba asbo asja asno asob ason asos asot assa assn asso asss asst asta astb asto asts at-t ataa atab atan atas atat atbs atna atno atns atob aton atos atot atsb atst atta attn atto atts baaa baan baas baat baba babb babo babs baja bajs bana banj bann bano bans bant baon baos basa baso bass bast bata batn bato bats batt bbas bbbb bbbs bjoa bnas bnss bnta boab boan boas boat boba bobb bobo bobs bojo bojt bona bonn bono bons bont boob boon boos boot bosa bosn boso boss bost bota botb botn boto bots bott bsaa bsas bsat bsns bson bsos bsts btaa btan btob btss bttb jaan jaas jaba jabo jabs jaja jana jann jano jans jant jaon jasa jasn jaso jass jast jato jats jbaa jbob joab joan joao joba jobo jobs jojo jona jonn jono jons jont joon joos joot josa joso joss jost jota joto jots jott jsat json jsss jtsb naaa naab naan naas naat naba nabo nabs naja nan- nana nanb nann nano nans nant naos naot nas- nasa nasb naso nass nast nata nato nats natt nbaa nbas nbbj nbbo njaa njbs nnnn nnos nnot nnsa nnss nntn noaa noat noba nobo nobs noja non- nona nonn nono nons nont noo- noob nooj noon nooo noos noot nos- nosa noss nost not- nota noto nots nott nsaa nsbo nsna nsos nssa nssb nsso nsss nsts ntsb ntss ntto oass oast oats oban obas obba obbo obja obon obos obot obsn obss obst obts ojan ojas ojos onab onan onas onat onna onno onon onos onso onst ont- onto ooaa ooba oona oons oont oooo ooos oosa oost ootb oots osan osas osat osba osno osoo osos ossa ossb osso osta osts otan otas otbs oto- oton otoo otos otsa otso otta otto otts s-os saab saaj saan saas saat saba sabb sabo sabs saja sana sanj sann sano sans sant saon saos sasa saso sass sast sata satb satn sato sats satt sbaa sbas sbbs sbot sbsa sbst sbtn sjab sjoa sjon snab snas snat snba snns snoa snob snoo snos snot soan soas soat soba sobo sobs sobt soja son- sona sono sons sont soon soos soot sosa soso soss sost sota sotn soto sots ssaa ssab ssan ssao ssas ssat ssbn ssns ssot sssa sssb ssss ssta sstb ssts stab staj stan stas stat stbs stnn stns stoa stob ston stoo stos stot stss taa- taan taas taat taba tabb tabo tabs tajo tana tanj tann tano tans tant taoa taos tasa tasb tass tast tata tatb tato tats tatt tbas tbbs tbst tbta tjan tjsj tnts toab toan toas toat toba tobo tobs tobt toja tojo tona tonb tonj tonn tono tons tooa toon toos toot tosa tosb toso toss tost tota toto tots tott tsaa tsao tsat tsna tsob tsos tssa tsst tsts ttab ttbb tton ttss tttt

-aaa- -stan aaaas aaasa aaass aaata aabaa aabba aanat abaab ababa ababs abaja abajo abana abann abano abaon abasa abass abbaj abban abbas abbat abbos abbot aboab aboat abobo abona abono aboon aboot aboso abott abson abtaa abtao ajaja ajoba anaba anajo anana anant anasa anass anata anato anats anbaj anban anjan anjos annan annas annat annot anoas anoba anona anono anons anont anoon anost anota anoto ansan anson ansto antao antas antna antoa anton aoos aosta asaba asana asano asasa asats asbos asnan asnas asnot asona asons asosa asota assab assan assas assat assns assoa asson assos assot assts astab