aaaa aaac aaad aaar aaas aaca aacc aacd aacr aacs aact aada aadc aads aadt aara aarc aard aars aart aasa aasc aasd aass aast aata aatc aatt ac-t acaa acac acad acar acas acat acca accc accd accs acct acda acdc acds acdt acr- acra acrc acrr acrs acsa acsc acsd acss acst acta actc acts actt adaa adac adad adar adas adat adcc adcs adda addc addd addr adds adra adrs adsa adsr adss adst adta adts arac arad arar aras arat arc- arca arcs arct arda ardc ards arr- arra arrc arrr arrs arrt ars- arsa arsc arsd arst arta artc artr arts asaa asac asad asar asas asat asc- asca ascc ascr asct asda asds asra asrc asrs assa assc assd assr asss asst asta astc astr asts at-t ataa atac atad atar atas atat atca atcc atcr atcs atdt atra atrc atsc atst atta attr atts c-cd caaa caac caas caat cac- caca cacc cacr cada cadc cadd cadr cads cara carc card carr cars cart casa casc casd casr cass cast cat- cata catc catd cats catt ccaa ccac ccad ccar ccas ccat ccca cccc cccs ccdc ccdr ccds ccra ccrc ccrs ccrt ccsa ccsd ccss ccst cctc cctt cd-r cdaa cdac cdad cdcs cdda cddr cdrs cdss crac crar cras crat crca crcc crcr crda crdc crrt crsa crss crst crtc crts csaa csac csar csas csat cscc cscd cscr cscs csda csdr csra csrc csrd csrs cssa cssd cssr csta cstc cstd cstr csts ctca ctrc ctrs ctsa ctsc ctss ctta ctts daad daar daas daca dacs dact dada dads dara darc dard darr dars dart dasa dasc dasd dass dast data datr dats datt dcas dcca dccc dccs dcct dcds dcra dcsc dcss dctc dcts dddd ddrc ddss ddts draa drac drad drar dras drat drca drda drra drrs drsa dsac dscc dscr dscs dsda dsdr dsrc dsrr dssa dssc dsst dstc dsts dtaa dtac dtcc dtss raad raas raat rac- raca racc racs ract rada radc radd radr rads radt rara rars rasa rasc rasd rass rast rata rats ratt rcac rcas rccc rccs rcdc rcds rcrd rcsa rcsc rcsd rcss rctc rcts rdac rdas rrad rras rrat rrrr rsaa rscc rscs rsdd rsds rssa rsts rtas rtca rtcc rtdt rtss rtts sa-c saac saad saar saas saat saca sacc sacd sacr sacs sact sada sadc sadd sadr sads sadt sara sarc sard sarr sars sart sasa sasc sasd sass sast sata satc satd satr sats satt scaa scac scad scar scas scat sccc sccs scct scda scdc scds scr- scra scrc scrs scsa scsc scsd scsr scst sctc sctd sctr scts sdcc sddc sdds sdrc sdrs sdsc sdss sras srcc srct srsd srta srtr ssaa ssac ssas ssat ssca sscc sscs ssdc ssdd ssra ssrc ssrs sssa sssc ssss ssta sstc sstd ssts stac stad star stas stat stca stcc stcs stds stra strc strd strs stss sttc sttd sttr taa- taar taas taat taca tacc tacs tact tada tads tara tarc tard tarr tars tart tasa tasc tasr tass tast tata tatr tats tatt tcad tcca tccc tcdd tctc tcts tdac tdra tdss traa trac trad tras trat trca trcc trra trsd trst trtc trtr tsaa tsar tsat tsca tscc tssa tssr tsst tstc tsts ttss tttt