a-a a-b a-c aaa aab aac aag aan aao aau ab- aba abb abc abg abn abo abu ac- aca acb acc acg acn aco acu ag- aga agb agc agg agn ago agu an- ana anb anc ang ann ano anu aoa aob aoc aog aon aoo aou au- aua aub auc aug aun auo b-u baa bab bac bag ban bao bau bba bbb bbc bbg bbn bbo bbu bca bcb bcc bcg bcn bco bcu bga bgb bgc bgg bgn bgo bgu bna bnb bnc bng bnn bno bnu boa bob boc bog bon boo bou bua bub buc bug bun buo buu c-- caa cab cac cag can cao cau cba cbb cbc cbg cbn cbo cbu cca ccb ccc ccg ccn cco ccu cga cgb cgc cgg cgn cgo cgu cn- cna cnb cnc cng cnn cno cnu co- coa cob coc cog con coo cou cua cub cuc cug cun cuo cuu gaa gab gac gag gan gao gau gba gbc gbg gbn gbo gbu gca gcb gcc gcg gcn gco gcu gga ggb ggc ggg ggn ggo ggu gna gnb gnc gnn gno gnu goa gob goc gog gon goo gou gu- gua gub guc gug gun guo guu naa nab nac nag nan nao nau nba nbb nbc nbg nbn nbo nbu nca ncb ncc ncg ncn nco ncu nga ngb ngc ngg ngn ngo ngu nna nnb nnc nng nnn nno nnu no- noa nob noc nog non noo nou nua nub nuc nug nun nuo nuu oaa oab oac oag oan oao oau ob- oba obb obc obg obn obo obu oc- oca ocb occ ocg ocn oco ocu oga ogc ogg ogn ogo on- ona onb onc ong onn ono onu oo- ooa oob ooc oog oon ooo ou- oua ouc oun ouo ua- uaa uab uac uag uan uao uau uba ubb ubc ubg ubn ubo ubu uca ucb ucc ucg ucn uco ucu uga ugb ugc ugg ugn ugo ugu un- una unb unc ung unn uno unu uoa uob uoc uog uon uoo uua uuc uug uun uuu

-ana a-un aaaa aaab aaac aaan aaba aabb aabc aaca aacb aacc aacn aaco aacu aana aang aaon aaoo abaa abab abac abag aban abau abb- abba abbb abbo abca abcb abcc abcn abnu aboa abob abon aboo abou abua abug abun acaa acab acac acag acan acba acca accc acco accu acga acoa acog acon acou acu- acuo ag-o agac agag agan agao agau agba agbo agca agcc agco agga aggu agna agno agob agog agon agoo agou agua agun ana- anaa anab anac anag anan anao anau anba anbb anbo anbu anca ancc anco ang- anga ango angu anna annb anno ano- anoa anon anua anub anun aoba aoca aonb aono aoun auaa auca auga auna aung auug baaa baan baba babb babo babu bac- baca bacc bacn baco baga bagg bagn bago bana banc bang bann bano banu baon bau- baug bbau bbbb bbga bbng bcaa bcbc bcbg bcca bccc bcnu bcuc bgan bgca bgon bgun bnoc boab boac boag boan boba bobb bobo bobu boca boco bocu boga bogg bogo bona bonc bong bonn bono bonu boob booc boog boon boua boun buba bubb bubo bubu buca bucc buco bucu buga bugg bugo buna bunb bung bunn buno bunu buon c-bo caaa caab caac caan caba cabg cabo cabu cac- caca cacc caco caga cagg cagn cago cana canc cang cann cano cauc cauo cbac cbbc cbca cbcc cbcn cbcu cbga cbgb cbna ccaa ccab ccac ccag ccba ccbc ccbn ccca cccb cccc cccu ccga ccgc ccna ccnb ccnc ccnu ccob ccoc ccuc cgac cgcc cgcg cnaa cnac cnag cnbc cnco cnna coag coan coba cobb cobo cobu coca coco cocu cogo con- cona conc cong conn cono coob coon coua coub coun cuan cuau cub- cuba cubb cuca cucc cucn cuga cuna cuno cuon gaba gabb gabo gabu gaga gagg gago gagu gana ganc gang gann gano ganu gaon gaua gaub gaun gbag gban gbbo gbon gc-c gcaa gcbc gccc gcna gcoa gggg gnaa gnac gnau gncc gngc gnoo goan goba gobo goca goga gogo gon- gona gong gonn gono gonu goog goon gou- goug goun guaa guac guag guan guao guba gubb gubu guca guga gugb gugg gugu guna gung gunn naaa naab naac naag naan naba nabc nabo nabu naca nacc naco naga nagc nago nagu nan- nana nanb nang nann nano nanu naoc nauo nbaa nbbc nbbo nbca nbcc nbco ncaa ncac ncba ncbc ncca nccc nccn nccu ncga ncna ncnc ncoa ncoc ncua ngab ngac ngan ngao ngon ngou nguu nngn nnnn noaa noac noba nobc nobo nobu noco noga nogg nogo non- nona nong nonn nono nonu noo- noob noon nooo noun nuan nuba nubc nuca nucu nuna nunc nung nunn nuno nuoc nuon oaau oban obba obbo obon ocab ocac ocan ocbc occa occc occn ocga ocna ocon ogb ogba ogna ogoa ogog ogon ogou ogun onab onan onc- onca onco onga ongo ongu onna onno onon ooaa ooba oona oooo ouac ouan oucc oun- ouna oung ouu- uabc uaca uang uaoc uaua ubac ubba ubbo uboc ubon ucan ucbc ucca ucon ucua ugab ugao ugcc ugcg uggo uguu unaa unac unan unau unca uncc uncg unco unga ungo ungu unna unno unon uocc uuno uuoc uuuu

-aaa- aaaoc aabaa aabba aabga aacbc abaab ababa ababu abaca abaco abaga abago abana abanc abang abann abano abaon abbac abban abbou abcan abccc abgun abnub aboab abobo abona abono aboon abuna acaca acacb acana acang acaua acccg accub acou- acoua acouo acuba agago agana aggag agnac agnon agogo agona agong agoon agoua aguna agung anaba anaco anaga anago anana anang anaua anaun anban ancon angon angua anguo annan annua anoba anona anono anoon anoun anuga aooga aubun aucan aucun augan aunac aunc- aunon aunou baban babau baboo babou bacab bacao bacca bacco bacon bacu bacun bagac bagag bagan bagao bagga bagna bagno bagou bagua banag banan banau banba banca