-ana aaaa aaac aaan aaap aaar aaas aaca aacc aacn aacp aacr aacs aana aanp aapa aapc aaps aara aarc aarp aars aasa aasc aass acaa acac acan acap acar acas acca accc accp accs acpa acpr acps acr- acra acrc acrr acrs acsa acsc acss ana- anaa anac anan anap anar anas anca ancc anna anns anp- anpa anpp anpr anrc ansa ansp apac apan apap apar apas apca apcc apcn apcr apcs apna appa appc appr apps apra aprc aprn aprs apsa apss arac aran arap arar aras arc- arca arcs arna arns arpa arps arr- arra arrc arrr arrs ars- arsa arsc asaa asac asan asap asar asas asc- asca ascc ascp ascr asnc aspa aspc aspr asps asra asrc asrs assa assc assn assp assr asss caaa caac caan caap caas cac- caca cacc cacr cana canc cann canp cans capa capc capn capp caps cara carc carn carp carr cars casa casc casp casr cass ccaa ccac ccap ccar ccas ccca cccc cccp cccs ccna ccnc ccnp ccnr ccns ccpa ccpn ccpp ccpr ccps ccra ccrc ccrp ccrs ccsa ccsn ccsp ccss cnaa cnac cnap cnas cncp cnna cnpa cnrc cnrr cnsa cnss cpaa cpac cpan cpap cpas cpca cpcs cpns cppa cpps cprs cpsa cpsc cpsr crac cran crap crar cras crca crcc crcr crna crns crpc crps crsa crsp crss csaa csac csar csas cscc cscr cscs csnp cspa cspc csps csra csrc csrs cssa cssr naaa naac naan naar naas naca nacc nacp nacs nan- nana nann nanp nans napa napp naps nara narc narn narp narr nars nas- nasa nasc nasp nasr nass ncaa ncac ncap ncar ncca nccc nccn nccp nccr nccs ncna ncnc ncpa ncpc ncra ncrc ncrp ncsa ncsc ncss nnnn nnpr nnsa nnss npac npap npas npca npcc nppa nppc npra npsa npss nrap nras nrca nrcs nrna nrpc nrpn nrps nrrc nrsa nrsc nrsp nsaa nsac nsar nsca nscc nscs nsna nsnr nspc nsps nsra nsrc nssa nssc nssp nssr nsss paan paap paar paas paca pacs pan- pana panc pann pans papa papp papr paps par- para parc parn parp parr pars pasa pasc pasp pass pcaa pcap pcas pcca pccc pccs pcns pcpn pcpp pcps pcra pcrc pcsa pnac pnar pnas pnca pnpp pnra pnsc ppac ppan ppap ppar ppcc ppcs pppa pppn pppp ppps pprc ppss pran prar pras prca prcc prcp prcs prna prnp prps prrs prsa prsc prss psac psap psas psca psna psnc psnr pspp pspr psps psrp pssa pssc raan raas rac- raca racc racs rana ranc rann rans rapa rapc rapp raps rara rars rasa rasc rasp rass rcac rcas rccc rccs rcnr rcps rcsa rcsc rcss rnas rncp rncs rnsp rpca rpcs rppn rpps rras rrna rrrr rrsp rsaa rscc rscn rscs rsna rsnn rsnr rsps rssa sa-c saac saan saap saar saas saca sacc sacn sacr sacs sana sann sanr sans sapa sapp saps sara sarc sarn sarp sarr sars sasa sasc sass scaa scac scan scap scar scas sccc sccp sccs scna scnr scpa scps scr- scra scrc scrn scrs scsa scsc scsn scsr snap snar snas snca sncc sncp snns snpp snra snrs sp-a spac span spap spar spas spca spcc spcs spns spps sprs spsa spsp spss sras srcc srna srnn srpc srps srsp ssaa ssac ssan ssap ssas ssca sscc sscp sscs ssns sspa sspc ssps ssra ssrc ssrs sssa sssc ssss