a-a a-b a-c aaa aab aac aag aak aam aan aao aas ab- aba abb abc abg abk abm abn abo abs ac- aca acb acc acg ack acm acn aco acs ag- aga agb agc agg agk agm agn ago ags aka akb akc akg akk akm akn ako aks ama amb amc amg amk amm amn amo ams an- ana anb anc ang ank anm ann ano ans aoa aob aoc aog aok aom aon aoo aos as- asa asb asc asg ask asm asn aso ass baa bab bac bag bak bam ban bao bas bba bbb bbc bbg bbk bbm bbn bbo bbs bca bcb bcc bcg bck bcm bcn bco bcs bga bgb bgc bgg bgk bgm bgn bgo bgs bka bkb bkc bkg bkk bkm bkn bko bks bma bmb bmc bmg bmk bmm bmn bmo bms bna bnb bnc bng bnk bnn bno bns boa bob boc bog bok bom bon boo bos bsa bsb bsc bsg bsk bsm bsn bso bss c-- caa cab cac cag cak cam can cao cas cba cbb cbc cbg cbk cbm cbn cbo cbs cca ccb ccc ccg cck ccm ccn cco ccs cga cgb cgc cgg cgm cgn cgo cgs cka ckb ckc ckm cko cks cma cmb cmc cmg cmk cmm cmn cmo cms cn- cna cnb cnc cng cnm cnn cno cns co- coa cob coc cog cok com con coo cos csa csb csc csg csk csm csn cso css gaa gab gac gag gak gam gan gao gas gba gbc gbg gbk gbm gbn gbo gbs gca gcb gcc gcg gck gcm gcn gco gcs gga ggb ggc ggg ggm ggn ggo ggs gka gkb gkm gkn gko gks gma gmb gmc gmg gmm gmn gmo gms gna gnb gnc gnm gnn gno gns goa gob goc gog gok gom gon goo gos gsa gsb gsc gsg gsk gsm gsn gso gss ka- kaa kab kac kag kak kam kan kao kas kba kbb kbc kbk kbm kbn kbo kbs kca kcb kcc kcg kck kcm kcn kcs kga kgb kgc kgm kgo kgs kkb kkc kkk kkm kkn kks kma kmb kmc kmg kmk kmm kmo kms kn- kna knc kng knk knm knn kno koa kob koc kog kok kom kon koo kos ksa ksb ksc ksg ksk ksm ksn kso kss m-o maa mab mac mag mak mam man mao mas mba mbb mbc mbg mbk mbm mbo mbs mc- mca mcb mcc mcg mck mcm mcn mco mcs mga mgb mgc mgk mgm mgn mgo mgs mka mkb mkc mkg mkk mkm mkn mko mks mma mmb mmc mmg mmk mmm mmn mmo mms mna mnb mnc mng mnk mnm mnn mno mns moa mob moc mog mok mom mon moo mos msa msb msc msg msk msm msn mso mss naa nab nac nag nak nam nan nao nas nba nbb nbc nbg nbk nbm nbn nbo nbs nca ncb ncc ncg nck ncm ncn nco ncs nga ngb ngc ngg ngk ngm ngn ngo ngs nka nkc nkk nkm nkn nko nks nma nmb nmc nmg nmk nmm nmn nmo nms nna nnb nnc nng nnk nnm nnn nno nns no- noa nob noc nog nok nom non noo nos nsa nsb nsc nsg nsk nsm nsn nso nss oaa oab oac oag oak oam oan oao oas ob- oba obb obc obg obk obm obn obo obs oc- oca ocb occ ocg ock ocm ocn oco ocs oga ogc ogg ogn ogo ogs oka okb okc okg okk oko oks om- oma omb omc omg omm omn omo oms on- ona onb onc ong onk onn ono ons oo- ooa oob ooc oog ook oom oon ooo oos os- osa osb osc osg osk osm osn oso oss saa sab sac sag sak sam san sao sas sba sbb sbc sbg sbk sbm sbn sbo sbs sca scb scc scg sck scm scn sco scs sga sgb sgc sgg sgk sgm sgn sgo sgs sk- ska skb skc skg skk skm sko sks sma smb smc smg smk smm smn smo sms sna snb snc sng snk snm snn sno sns soa sob soc sog sok som son soo sos ss- ssa ssb ssc ssg ssk ssm ssn sso sss

-ana a-ak a-ok aaaa aaab aaac aaam aaan aaas aaba aabb aabc aabm aaca aacb aacc aack aacm aacn aaco aacs aaka aama aamb aamc aamn aamo aams aana aang aaon aaoo aasa aasc aasm aass abaa abab abac abag abak abam aban abas abb- abba abbb abbo abbs abca abcb abcc abcn abcs abma abmb abmc abms aboa abob abok abon aboo abos abs- absa abss acaa acab acac acag acan acas acba acca accc accm acco accs acga acgs acks acma acmc acmg acms acoa acog acom acon acos acsa acsc acsm acss ag-o agac agag agam agan agao agas agba agbo agca agcc agco agga agma agmc agms agna agno agns agob agog agon agoo agos agsa agsg agsm akaa akam akan akao akas akca akka akko akna akok akom akon akos aksa amaa amac amag amam aman amas amb- amba ambn ambo ambs amca amcc amco amcs amga amgn amka amm- amma ammo amno amns amob amoc amog amok amon amoo amos amsa amsc amsn amso amss ana- anaa anab anac anag anak anam anan anao anas anba anbb anbo anca ancc anco ang- anga ango angs ank- anka anko anma anna annb anno anns ano- anoa anom anon anos ansa anso aoba aoca aocs aogm aoks aoma aomg aonb aono aoss asaa asab asac asag asak asam asan asao asas asba asbm asbo asc- asca ascb ascc asco aska asko asks asma asmm asms asnc asno asob asoc asog asok asom ason asos assa assc assk assn asso asss baaa baak baam baan baas baba babb babm babo babs bac- baca bacc back bacn baco bacs baga bagg bagn bago bags bak- baka bako baks bama bamb bamc bamm