-al -ol a-a a-b a-c aaa aab aac aaf aak aal aan aao ab- aba abb abc abf abk abl abn abo ac- aca acb acc acf ack acl acn aco af- afa afb afc aff afk afl afn afo aka akb akc akk akl akn ako al- ala alb alc alf alk all aln alo an- ana anb anc anf ank anl ann ano aoa aob aoc aof aok aol aon aoo baa bab bac baf bak bal ban bao bba bbb bbc bbf bbk bbl bbn bbo bca bcb bcc bcf bck bcl bcn bco bfa bfb bfc bff bfl bfn bfo bka bkb bkc bkf bkk bkl bkn bko bla blb blc blf blk bll bln blo bna bnb bnc bnf bnk bnl bnn bno boa bob boc bof bok bol bon boo c-- caa cab cac caf cak cal can cao cba cbb cbc cbf cbk cbl cbn cbo cca ccb ccc ccf cck ccl ccn cco cfa cfb cfc cff cfk cfl cfn cfo cka ckb ckc cko cl- cla clb clc clf clk cll cln clo cn- cna cnb cnc cnf cnl cnn cno co- coa cob coc cof cok col con coo faa fab fac faf fak fal fan fao fba fbb fbc fbf fbk fbl fbn fbo fca fcb fcc fcf fck fcl fcn fco ffa ffc fff ffk ffl ffn ffo fka fkb fkc fkf fkk fkl fla flb flc flf fll fln flo fna fnb fnc fnf fnk fnl fnn foa fob foc fof fok fol fon foo ka- kaa kab kac kaf kak kal kan kao kba kbb kbc kbf kbk kbl kbn kbo kca kcb kcc kck kcl kcn kfa kfc kff kfo kkb kkc kkk kkl kkn kl- kla klb klc klf klo kn- kna knc knf knk knl knn kno koa kob koc kof kok kol kon koo la- laa lab lac laf lak lal lan lao lba lbb lbc lbf lbk lbl lbo lca lcb lcc lcf lck lcl lcn lco lfa lfb lfc lff lfk lfl lfn lfo lka lkb lkl lla llb llc llf llk lll lln llo lna lnb lnc lnk lnl lnn lno loa lob loc lof lok lol lon loo naa nab nac naf nak nal nan nao nba nbb nbc nbf nbk nbl nbn nbo nca ncb ncc ncf nck ncl ncn nco nfa nfb nfc nff nfk nfl nfn nfo nka nkc nkf nkk nkn nko nla nlb nlc nlf nlk nll nln nlo nna nnb nnc nnf nnk nnl nnn nno no- noa nob noc nof nok nol non noo oaa oab oac oaf oak oal oan oao ob- oba obb obc obf obk obl obn obo oc- oca ocb occ ocf ock ocl ocn oco of- ofa ofb ofc off ofl ofn ofo oka okb okc okk okl oko ola olb olc olf olk oll oln olo on- ona onb onc onf onk onl onn ono oo- ooa oob ooc oof ook ool oon ooo

-ana a-ak a-ok aaaa aaab aaac aaaf aaal aaan aaba aabb aabc aabl aaca aacb aacc aacf aack aacl aacn aaco aafa aafb aafc aaff aafl aaka aala aalc aall aalo aana aaon aaoo abaa abab abac abaf abak abal aban abb- abba abbb abbo abca abcb abcc abcf abcl abcn abff abla ablo aboa abob abof abok abol abon aboo acaa acab acac acan acba acbl acca accc accf acco acfc acfl acla aclc acoa acol acon afaa afak afan afao afca afcb afcc affa affc affo afka afla aflc afoa afol afoo akaa akal akan akao akca akka akko aklo akna akok akon alaa alac alak alal alan alao alb- alba albc albo alca alcc alco alfa alk- alka alkb alko all- alla alll alln allo alna aloa aloc alof alok alol alon aloo ana- anaa anab anac anak anal anan anao anba anbb anbl anbo anca ancc anco anfa anfo ank- anka anko anla anlc anln anlo anna annb anno ano- anoa anon aoba aoca aola aonb aono baaa baaf baak baal baan baba babb babo bac- baca bacc back bacn baco bafc baff bafo bak- baka bakl bako bala balc balf balk ball balo bana banc bank bann bano baol baon bbbb bbfc bbfn bblb bcaa bcbc bcca bccc bccl bcfc bcof bfca bffl blaa blab blac blak blan blfc blkb blno blob bloc blok blon bloo bnoc boab boac boak boal boan boba bobb bobo boca bock boco bofa boff boka bokn boko bola bolk boll boln bolo bona bonc bonk bonn bono boob booc boof book bool boon c-bo caaa caab caac caaf caal caan caba cabf cabo cac- caca cacc cack caco cafa cafb cafc caff cafl caka cala calc calf calk call calo cana canc cank cann cano caol cbac cbal cbbc cbca cbcc cbcl cbcn cbfb cbfc cbka cbkl cbkn cbko cblb cblc cbln cbna cbol ccaa ccab ccac ccaf ccba ccbc ccbn ccca cccb cccc cccf cccl ccfa ccfc ccff ccfl ccla cclc ccna ccnb ccnc ccnf ccob ccoc cfaa cfab cfac cfao cfbc cfbn cfca cfcb cfcf cfcl cfcn cfco cffb cfln cfnb cfoa ckac ckan ckbc ckck ckcl ckco cklf ckln cknb cknc ckoa ckob ckoc ckoo clab claf clan clob clof clok clon cloo cnaa cnac cnbc cnbl cnco cnfa cnna coak coal coan coba cobb cobo coca cock coco cofc coff cok- coka coko col- cola colb colk coll coln colo con- cona conc conf conk conn cono coob coof cook cool coon f--k faaa faac faan faba fabo faca facc fack fafa fafc faff fafo fako fala falc falk fall faln falo fana fanc fank fano faon fbla fcab fcal fcba fcca fccf fcnl ffcc ffff fkab flab flac flak flan flao flcl flna flnb flnc flob floc flok flon floo fnac fnlc foaf foak foal foan foba foca fock foco fofo fola folc folk foll folo fono foof fook fool foon k-lo kaaa kaab kaaf kaak kaal kaan kaba kabb kabc kabf kabo kacb kacc