-al -ol a-a a-b a-c aaa aab aac aal aan aao aau ab- aba abb abc abl abn abo abu ac- aca acb acc acl acn aco acu al- ala alb alc all aln alo alu an- ana anb anc anl ann ano anu aoa aob aoc aol aon aoo aou au- aua aub auc aul aun auo b-u baa bab bac bal ban bao bau bba bbb bbc bbl bbn bbo bbu bca bcb bcc bcl bcn bco bcu bla blb blc bll bln blo blu bna bnb bnc bnl bnn bno bnu boa bob boc bol bon boo bou bua bub buc bul bun buo buu c-- caa cab cac cal can cao cau cba cbb cbc cbl cbn cbo cbu cca ccb ccc ccl ccn cco ccu cl- cla clb clc cll cln clo clu cn- cna cnb cnc cnl cnn cno cnu co- coa cob coc col con coo cou cua cub cuc cul cun cuo cuu la- laa lab lac lal lan lao lau lba lbb lbc lbl lbo lbu lca lcb lcc lcl lcn lco lcu lla llb llc lll lln llo llu lna lnb lnc lnl lnn lno lnu loa lob loc lol lon loo lou lua lub luc lul lun luo luu naa nab nac nal nan nao nau nba nbb nbc nbl nbn nbo nbu nca ncb ncc ncl ncn nco ncu nla nlb nlc nll nln nlo nlu nna nnb nnc nnl nnn nno nnu no- noa nob noc nol non noo nou nua nub nuc nul nun nuo nuu oaa oab oac oal oan oao oau ob- oba obb obc obl obn obo obu oc- oca ocb occ ocl ocn oco ocu ola olb olc oll oln olo olu on- ona onb onc onl onn ono onu oo- ooa oob ooc ool oon ooo ou- oua ouc oul oun ouo ua- uaa uab uac ual uan uao uau uba ubb ubc ubl ubn ubo ubu uca ucb ucc ucl ucn uco ucu ula ulb ulc ull uln ulo ulu un- una unb unc unl unn uno unu uoa uob uoc uol uon uoo uua uuc uun uuu

-ana a-un aaaa aaab aaac aaal aaan aaba aabb aabc aabl aaca aacb aacc aacl aacn aaco aacu aala aalc aall aalo aalu aana aaon aaoo abaa abab abac abal aban abau abb- abba abbb abbo abca abcb abcc abcl abcn abla ablo abnu aboa abob abol abon aboo abou abua abul abun acaa acab acac acan acba acbl acca accc acco accu acla aclc aclu acoa acol acon acou acu- acul acuo alaa alac alal alan alao alau alb- alba albc albo albu alca alcc alco all- alla alll alln allo allu alna aloa aloc alol alon aloo alou alua alun ana- anaa anab anac anal anan anao anau anba anbb anbl anbo anbu anca ancc anco anla anlc anln anlo anlu anna annb anno ano- anoa anon anua anub anul anun aoba aoca aola aonb aono aoul aoun auaa auca aul- aula aull auln aulo aulu auna auol baaa baal baan baba babb babo babu bac- baca bacc bacn baco bala balc ball balo balu bana banc bann bano banu baol baon bau- baul bbau bbbb bblb bcaa bcbc bcca bccc bccl bcnu bcuc blaa blab blac blan blau blcu blno blob bloc blon bloo blou blub bnoc boab boac boal boan boba bobb bobo bobu boca boco bocu bola boll boln bolo bolu bona bonc bonn bono bonu boob booc bool boon boua boul boun bual buba bubb bubo bubu buca bucc buco bucu bula bulb bull bulu buna bunb bunn buno bunu buol buon c-bo caaa caab caac caal caan caba cabo cabu cac- caca cacc caco cala calc call calo calu cana canc cann cano caol cauc caul cauo cbac cbal cbbc cbca cbcc cbcl cbcn cbcu cblb cblc cbln cbna cbol ccaa ccab ccac ccba ccbc ccbn ccca cccb cccc cccl cccu ccla cclc ccna ccnb ccnc ccnu ccob ccoc ccuc clab clan clau clob clon cloo clou club clun cnaa cnac cnbc cnbl cnco cnna coal coan coba cobb cobo cobu coca coco cocu col- cola colb coll coln colo colu con- cona conc conn cono coob cool coon coua coub coul coun cuan cuau cub- cuba cubb cuca cucc cucn cula culb culc cull culo cuna cuno cuon laaa laac laal laan laba labo labu laca lacc lacl laco lacu lala lall lalo lalu lan- lana lanc lann lano lanu laon laou laub laul laun lbcc lcac lcbc lcca lccc llan llao llcc lllc llll lloa lloc lloo loac loan lob- loba lobb lobo loca locc locn loco locu lola loll lolo lona lono loob looc lool loon loul loun louu luan luau luba luca lula lull lulu luna lunn luno luua naaa naab naac naal naan naba nabc nabl nabo nabu naca nacc nacl naco nala nalc nall nalu nan- nana nanb nann nano nanu naoc naul nauo nbaa nbbc nbbo nbca nbcc nbco ncaa ncac ncba ncbc ncca nccc nccn nccu nclc ncln ncna ncnc ncoa ncoc ncua nlab nlcc nnnn noaa noac noal noba nobc nobo nobu nocl noco nola noll nolo non- nona nonn nono nonu noo- noob nool noon nooo noul noun nuan nuba nubc nubl nuca nucu null nuna nunc nunn nuno nuoc nuon oaau oall obal oban obba obbo obla oblu obol obon ocab ocac ocal ocan ocbc occa occc occn oclc ocna ocon ocul olac olan olba olbo olca olcc olla ollo olon onab onal onan onc- onca onco onla onna onno onon ooaa ooba oola oolo oona oooo ouac ouan oucc oula oulu oun- ouna ouu- uabc uaca uaoc uaua ubac ubal ubba ubbo ubla ublo uboc ubon ucal ucan ucbc ucca ucla ucon ucua ulaa ulan ulbc ulcc ulco ulla ullo ulna ulno ulo- uloc ulua ulul unaa unac unal unan unau unca uncc uncl unco unna unno unon uocc uolc uulu uuno uuoc uuuu

-aaa- aaaoc aabaa aabba aacbc aalon abaab ababa ababu