-ana aaaa aaab aaac aaam aaan aaap aaba aabb aabc aabm aabp aaca aacb aacc aacm aacn aaco aacp aama aamb aamc aamn aamo aamp aana aanp aaon aaoo aapa aapc aapm aapo abaa abab abac abam aban abap abb- abba abbb abbo abca abcb abcc abcn abcp abma abmb abmc aboa abob abon aboo abpa abpc abpm abpn abpp acaa acab acac acan acap acba acca accc accm acco accp acma acmc acmp acoa acom acon acop acpa acpm amaa amac amam aman amap amb- amba ambn ambo amca amcc amco amm- amma ammo amno amob amoc amon amoo ampa ampc ampm ampo ana- anaa anab anac anam anan anao anap anba anbb anbo anca ancc anco anma anna annb anno ano- anoa anom anon anp- anpa anpp aoba aoca aoma aonb aono aopo apac apam apan apao apap apba apca apcb apcc apcm apcn apco apma apna apno apo- apoc apom apon apoo apop appa appc baaa baam baan baba babb babm babo bac- baca bacc bacn baco bama bamb bamc bamm bamn bamp bana banc bann bano banp baon bapa bapc bapp bbbb bbcm bcaa bcam bcap bcbc bcbp bcca bccc bccm bcma bcmp bcpp bmaa bman bmoc bmop bnoc bnpp boab boac boan boba bobb bobo boca bocm boco boma bomb bomp bona bonc bonn bono boob booc boom boon boop bopa bopp bpcp bpmc bpmn c-bo caaa caab caac caam caan caap caba cabo cac- caca cacc cacm caco cama camb camc camm camo camp cana canc cann cano canp capa capb capc capm capn capo capp cbac cbbc cbca cbcc cbcm cbcn cbcp cbna cbpc cbpp ccaa ccab ccac ccam ccap ccba ccbc ccbn ccca cccb cccc cccm cccp ccma ccmb ccmc ccmm ccmp ccna ccnb ccnc ccnm ccnp ccob ccoc ccom ccpa ccpm ccpn ccpp cmaa cmac cmap cmba cmbc cmcc cmmb cmmc cmmn cmoc cmon cmpa cmpc cmpp cnaa cnac cnam cnap cnbc cnbm cnbp cnco cncp cnma cnna cnpa coan coba cobb cobo coca coco cocp com- coma comb comc comm como comp con- cona conc conn cono coob coom coon coop copa copo copp cpaa cpac cpam cpan cpap cpbc cpca cpcm cpma cpmp cpnb cppa cppm maaa maac maam maan maap maba mabo mac- maca macb macc maco macp mama mamc mamo mamp man- mana manc mann mano maoc maon mapa mapn mapo mapp mbac mbam mbba mbca mbna mcaa mcac mcan mcap mcba mcbc mcca mccc mcmc mcop mcpa mcpb mcpc mcpp mmaa mmab mmac mman mmap mmcc mmcm mmmc mmmm mmpa mmpc mnaa mnac mnam mnba mnbb mnop mnpo moaa moab moac moam moan moap moba mobb mobo moca moco moma momo mon- mona monc monn mono mooa moob mooc moon moop mopa mopp mpaa mpac mpao mpca mpcc mpmc mppc mppp naaa naab naac naam naan naba nabc nabo naca nacc nacm naco nacp nama namb namm namo nan- nana nanb nann nano nanp naoc napa napb napm napo napp nbaa nbap nbbc nbbo nbca nbcc nbco nbpa nbpp ncaa ncac ncap ncba ncbc ncca nccc nccn nccp ncmm ncmp ncna ncnc ncoa ncoc ncpa ncpc nman nmap nmcp nmmc nmoc nmon nnmc nnnn noaa noac noam noap noba nobc nobm nobo noco nom- noma nomo non- nona nonn nono noo- noob noon nooo noop npac npap npca npcc npma nppa nppc oama oamp oban obba obbo obon ocab ocac ocam ocan ocap ocbc occa occc occn ocma ocna ocom ocon ocpa ocpm ocpp omac omam oman omao omap ombo omca omma omn- omo- omoa omon omoo ompa onab onam onan onc- onca onco onna onno onon ooaa ooba ooma oona oooo opan opap opca opo- opon oppa oppo paan paap paba paca paco pam- pama pamb pamm pamo pamp pan- pana panc pann pano paoc paon papa papb papp pbac pban pbcc pboc pbpa pcaa pcap pcba pcbc pcbm pcca pccc pcmb pcoa pcom pcpb pcpm pcpn pcpp pmaa pmac pmcc pmma pmmp pmpm pmpo pnac pnca pnnm pnom pnon pnpo pnpp poan poba pobo poca poco poma pomo pomp pona ponc pono ponp poon poop pop- popa popc popo popp ppac ppan ppap ppcc ppcm ppoa pppa pppn pppo pppp