-ana aaaa aaac aaad aaan aaar aaas aaca aacc aacd aacn aacr aacs aada aadc aads aana aand aara aarc aard aars aasa aasc aasd aass acaa acac acad acan acar acas acca accc accd accs acda acdc acds acr- acra acrc acrr acrs acsa acsc acsd acss adaa adac adad adan adar adas adcc adcs adda addc addd addn addr adds adna adns adra adrs adsa adsr adss ana- anaa anac anad anan anar anas anca ancc and- anda andr ands anna anns anrc ansa ansd arac arad aran arar aras arc- arca arcs arda ardc ards arna arnd arns arr- arra arrc arrr arrs ars- arsa arsc arsd asaa asac asad asan asar asas asc- asca ascc ascr asda asds asnc asra asrc asrs assa assc assd assn assr asss c-cd caaa caac caan caas cac- caca cacc cacr cada cadc cadd cadr cads cana canc cand cann cans cara carc card carn carr cars casa casc casd casr cass ccaa ccac ccad ccar ccas ccca cccc cccs ccdc ccdn ccdr ccds ccna ccnc ccnr ccns ccra ccrc ccrs ccsa ccsd ccsn ccss cd-r cdaa cdac cdad cdcs cdda cddr cdna cdnc cdrs cdss cnaa cnac cnas cnda cndd cnna cnrc cnrr cnsa cnss crac cran crar cras crca crcc crcr crda crdc crna crns crsa crss csaa csac csar csas cscc cscd cscr cscs csda csdn csdr csra csrc csrd csrs cssa cssd cssr d-na daad daan daar daas daca dacs dada dads dana dand dann danr dans dara darc dard darn darr dars dasa dasc dasd dass dcas dcca dccc dccs dcds dcns dcra dcsc dcss dddd ddrc ddss dnaa dnac dnad dnan dnas dncs dnrc dnsa dnsc draa drac drad drar dras drca drda drna drra drrs drsa dsac dscc dscn dscr dscs dsda dsdr dsrc dsrr dssa dssc dssn naaa naac naad naan naar naas naca nacc nacd nacs nada nadc nadr nads nan- nana nand nann nans nara narc nard narn narr nars nas- nasa nasc nasd nasr nass ncaa ncac ncar ncca nccc nccn nccr nccs ncda ncdc ncdn ncdr ncds ncna ncnc ncnd ncra ncrc ncsa ncsc ncss ndaa ndas ndcc ndcs ndna ndrc ndss nnnn nnsa nnss nras nrca nrcs nrdc nrds nrna nrrc nrrd nrsa nrsc nsaa nsac nsar nsca nscc nscd nscs nsds nsna nsnr nsra nsrc nsrd nssa nssc nssr nsss raad raan raas rac- raca racc racs rada radc radd radr rads rana ranc rand rann rans rara rars rasa rasc rasd rass rcac rcas rccc rccs rcdc rcds rcnr rcrd rcsa rcsc rcsd rcss rdac rdas rdna rnas rncs rndc rnds rrad rras rrna rrrr rsaa rscc rscn rscs rsdd rsds rsna rsnn rsnr rssa sa-c saac saad saan saar saas saca sacc sacd sacn sacr sacs sada sadc sadd sadr sads sana sand sann sanr sans sara sarc sard sarn sarr sars sasa sasc sasd sass scaa scac scad scan scar scas sccc sccs scda scdc scds scna scnd scnr scr- scra scrc scrn scrs scsa scsc scsd scsn scsr sdcc sddc sdds sdna sdrc sdrs sdsc sdss snad snar snas snca sncc snda snns snra snrs snsd sras srcc srna srnn srsd ssaa ssac ssan ssas ssca sscc sscs ssdc ssdd ssns ssra ssrc ssrs sssa sssc ssss