a-a a-b a-t aaa aab aak aan aao aas aat ab- aba abb abk abn abo abs abt aka akb akk akn ako aks an- ana anb ank ann ano ans ant aoa aob aok aon aoo aos aot as- asa asb ask asn aso ass ast at- ata atb atn ato ats att baa bab bak ban bao bas bat bba bbb bbk bbn bbo bbs bbt bka bkb bkk bkn bko bks bkt bna bnb bnk bnn bno bns bnt boa bob bok bon boo bos bot bsa bsb bsk bsn bso bss bst bta btb btk btn bto bts btt k-t ka- kaa kab kak kan kao kas kat kba kbb kbk kbn kbo kbs kkb kkk kkn kks kkt kn- kna knk knn kno knt koa kob kok kon koo kos kot ksa ksb ksk ksn kso kss kst kta ktb ktk ktn kto kts ktt naa nab nak nan nao nas nat nba nbb nbk nbn nbo nbs nbt nka nkk nkn nko nks nkt nna nnb nnk nnn nno nns nnt no- noa nob nok non noo nos not nsa nsb nsk nsn nso nss nst nta ntb ntk ntn nto nts ntt oaa oab oak oan oao oas oat ob- oba obb obk obn obo obs obt oka okb okk oko oks on- ona onb onk onn ono ons ont oo- ooa oob ook oon ooo oos oot os- osa osb osk osn oso oss ost ot- ota otb otk otn oto ots ott saa sab sak san sao sas sat sba sbb sbk sbn sbo sbs sbt sk- ska skb skk sko sks skt sna snb snk snn sno sns snt soa sob sok son soo sos sot ss- ssa ssb ssk ssn sso sss sst sta stb stk stn sto sts stt taa tab tak tan tao tas tat tba tbb tbk tbn tbo tbs tbt tka tkb tkk tko tks tkt tna tnb tnk tnn tno tns tnt to- toa tob tok ton too tos tot tsa tsb tsk tsn tso tss tst tta ttb ttk ttn tto tts ttt

-ana a-ak a-ok aaaa aaab aaan aaas aaba aabb aabt aaka aana aaon aaoo aasa aass aast aata aatk aatt abaa abab abak aban abas abat abb- abba abbb abbo abbs abbt aboa abob abok abon aboo abos abot abs- absa abss abta abts akaa akan akao akas akka akko akna akok akon akos akot aksa akst ana- anaa anab anak anan anao anas anat anba anbb anbo ank- anka anko anna annb anno anns annt ano- anoa anon anos ansa anso ant- anta anto ants antt aoba aoks aonb aono aont aoss asaa asab asak asan asao asas asat asba asbo aska asko asks askt asno asob asok ason asos asot assa assk assn asso asss asst asta astb asto asts at-t ataa atab atak atan atas atat atbs atka atkt atna atno atns atob atok aton atos atot atsb atst atta attn atto atts baaa baak baan baas baat baba babb babo babs bak- baka bako baks bakt bana bank bann bano bans bant baon baos basa bask baso bass bast bata batn bato bats batt bbas bbbb bbbs bnas bnss bnta boab boak boan boas boat boba bobb bobo bobs boka bokn boko boks bona bonk bonn bono bons bont boob book boon boos boot bosa bosk bosn boso boss bost bota botb botn boto bots bott bsaa bsas bsat bskt bsns bson bsos bsts btaa btan btob btss bttb k-os kaaa kaab kaak kaan kaas kaat kaba kabb kabo kaka kakk kakn kako kaks kakt kana kanb kann kano kans kant kaoa kaok kaon kaos kas- kasa kasb kask kasn kaso kass kast kat- kata katb katk katn kato kats katt kbaa kbab kbak kbas kbat kbba kbbb kbbk kbbo kbbs kbbt kbkb kbkk kbko kbna kbnn kbno kboa kbob kbok kbon kboo kbos kbot kbsa kbsb kbsk kbsn kbso kbss kbst kbta kbtb kbtk kbtn kbto kbts kbtt kkaa kkan kkat kkba kkbb kkbn kkbo kkbs kkbt kkkk kknb kknn kkno kkns kknt kkoa kkob kkon kkoo kkot kksa kksn kkss kkst kktk kkts knaa knab knan knas knat knba knbb knbn knbt knkk knkt knnb knnk knns knob knok knon knot knsa knsb knsk knsn knso knss knst kntk kntn knto knts koab koak koan koas koba kobb kobk kobn kobo kobs koka kokb kokk kokn koko koks kona konk kono kont koob kook koon kooo koos koot kos- kosa kosb koso koss kost kota kotb kotk kotn koto kots kott ksab ksak ksan ksas ksat ksba ksbn ksbs kska kskb kskk kskn ksko ksks ksna ksnb ksnk ksnn ksns ksnt ksob ksok kson ksoo ksos kssa kssn ksso ksss ksst ksta kstb kstk kstn ksto ksts kstt ktaa ktak ktan ktao ktas ktat ktba ktbb ktbn ktbt ktkb ktkk ktkn ktko ktks ktkt ktna ktnk ktnn ktno ktns ktnt ktob ktok kton ktoo ktot ktsa ktsn ktso ktst kttk kttn ktto ktts kttt naaa naab naan naas naat naba nabk nabo nabs naka nako naks nan- nana nanb nann nano nans nant naos naot nas- nasa nasb nask naso nass nast nata nato nats natt nbaa nbak nbas nbbo nknt nkok nnnn nnos nnot nnsa nnss nntn noaa noak noat noba nobo nobs noko non- nona nonn nono nons nont noo- noob nook noon nooo noos noot nos- nosa nosk noss nost not- nota noto nots nott nsaa nsbo nskk nsna nsok nsos nssa nssb nsso nsss nsts ntsb ntss ntto oaks oass oast oats obak oban obas obba obbo obkb obok obon obos obot obsn obss obst obts okak okan okas okka okko okna okno okok okon okot oksa okso okta okto onab onan onas onat onna onno onon onos onso onst ont- onto ooaa ooak ooba oona oons oont oooo ooos oosa oost ootb oots osak osan osas osat osba osno osoo osos ossa ossb osso osta osts otak otan otas otbs oto- otok oton otoo otos otsa otso otta otto