a-a a-c aaa aac aan aao aap aar aas ac- aca acc acn aco acp acr acs an- ana anc ann ano anp anr ans aoa aoc aon aoo aop aor aos ap- apa apc apn apo app apr aps ar- ara arc arn aro arp arr ars as- asa asc asn aso asp asr ass c-- caa cac can cao cap car cas cca ccc ccn cco ccp ccr ccs cn- cna cnc cnn cno cnp cnr cns co- coa coc con coo cop cor cos cpa cpc cpn cpo cpp cpr cps cra crc crn cro crp crr crs csa csc csn cso csp csr css naa nac nan nao nap nar nas nca ncc ncn nco ncp ncr ncs nna nnc nnn nno nnp nns no- noa noc non noo nop nor nos npa npc npn npo npp npr nps nra nrc nrn nro nrp nrr nrs nsa nsc nsn nso nsp nsr nss oaa oac oan oao oap oar oas oc- oca occ ocn oco ocp ocr ocs on- ona onc onn ono onp onr ons oo- ooa ooc oon ooo oop oor oos op- opa opc opn opo opp opr ops or- ora orc orn oro orp orr ors os- osa osc osn oso osp osr oss p-p paa pac pan pao pap par pas pca pcc pcn pco pcp pcr pcs pn- pna pnc pnn pno pnp pnr pns poa poc pon poo pop por pos ppa ppc ppn ppo ppp ppr pps pra prc prn pro prp prr prs ps- psa psc psn pso psp psr pss ra- raa rac ran rao rap rar ras rca rcc rcn rco rcp rcr rcs rna rnc rnn rno rnp rnr rns roa roc ron roo rop ror ros rpa rpc rpn rpo rpp rpr rps rra rrc rrn rrp rrr rrs rsa rsc rsn rso rsp rsr rss saa sac san sao sap sar sas sca scc scn sco scp scr scs sna snc snn sno snp snr sns soa soc son soo sop sor sos spa spc spn spo spp spr sps sr- sra src srn sro srp srr srs ss- ssa ssc ssn sso ssp ssr sss

-ana aaaa aaac aaan aaap aaar aaas aaca aacc aacn aaco aacp aacr aacs aana aanp aaon aaoo aapa aapc aapo aaps aara aarc aaro aarp aars aasa aasc aass acaa acac acan acap acar acas acca accc acco accp accs acoa acon acop acor acos acpa acpr acps acr- acra acrc acro acrr acrs acsa acsc acss ana- anaa anac anan anao anap anar anas anca ancc anco anna anno anns ano- anoa anon anor anos anp- anpa anpp anpr anrc ansa anso ansp aoca aocs aono aopo aora aorn aors aosp aoss apac apan apao apap apar apas apca apcc apcn apco apcr apcs apna apno apo- apoc apon apoo apop apor apos appa appc appr apps apra aprc aprn apro aprs apsa apso apss arac aran arap arar aras arc- arca arco arcs arna arno arns aroa aron aroo aror aros arpa arps arr- arra arrc arro arrr arrs ars- arsa arsc arso asaa asac asan asao asap asar asas asc- asca ascc asco ascp ascr asnc asno asoc ason asop asor asos aspa aspc aspo aspr asps asra asrc asro asrs assa assc assn asso assp assr asss caaa caac caan caap caas cac- caca cacc caco cacr cana canc cann cano canp cans caor caos capa capc capn capo capp caps cara carc carn caro carp carr cars casa casc caso casp casr cass ccaa ccac ccap ccar ccas ccca cccc cccp cccs ccna ccnc ccnp ccnr ccns ccoc ccpa ccpn ccpp ccpr ccps ccra ccrc ccrp ccrs ccsa ccsn ccsp ccss cnaa cnac cnap cnas cnco cncp cnna cnpa cnrc cnrr cnsa cnss coan coas coca coco cocp con- cona conc conn cono cons coon coop coos copa copo copp copr cops cor- cora corc corn coro corp corr cors cosa cosc coso cosp coss cpaa cpac cpan cpap cpas cpca cpcs cpns cpos cppa cpps cprs cpsa cpsc cpso cpsr crac cran crap crar cras crca crcc crcr crna crns croc cron croo crop cror crpc crps crsa crsp crss csaa csac csao csar csas cscc csco cscr cscs csnp csor csos cspa cspc csps csra csrc csrs cssa cssr naaa naac naan naar naas naca nacc naco nacp nacs nan- nana nann nano nanp nans naoc naor naos napa napo napp naps nara narc narn naro narp narr nars nas- nasa nasc naso nasp nasr nass ncaa ncac ncap ncar ncca nccc nccn nccp nccr nccs ncna ncnc ncoa ncoc ncor ncos ncpa ncpc ncra ncrc ncrp ncsa ncsc ncss nnnn nnos nnpr nnsa nnss noaa noac noap noco nocs non- nona nonn nono nons noo- noon nooo noop noor noos nops nor- nora norc norn noro norr nors nos- nosa noss npac npap npas npca npcc nppa nppc npra npsa npss nrap nras nrca nrcs nrna nroc nron nrpc nrpn nrps nrrc nrsa nrsc nrsp nsaa nsac nsar nsca nscc nscs nsna nsnr nsos nspc nsps nsra nsrc nssa nssc nsso nssp nssr nsss oaps oara oars oasc oass ocac ocan ocap ocas occa occc occn ocna ocon ocos ocpa ocpp ocra ocro ocrr ocrs ocsa onan onar onas onc- onca onco onna onno onon onor onos onra onsc onso ooaa oocr oona oons oooo ooos oops oora oosa opan opap opar opca opo- opon opor opos oppa oppo opps opra opsa orac oran orao orar oras orca orco orcs orna ornc orno orns oro- oron oror oros orpc orps orra orro orrs orsa orso osan osap osar osas osca oscc osco osno osnr osoo osor osos osro ossa osso paan paap paar paas paca paco pacs pan- pana panc pann pano pans paoc paon paos papa papp papr paps par- para parc parn paro parp parr pars pasa pasc paso pasp pass pcaa pcap pcas pcca pccc pccs pcns pcoa pcos pcpn pcpp pcps pcra pcrc