a-ak a-ok aaaa aaac aaap aaar aaas aaca aacc aack aaco aacp aacr aacs aaka aaoo aapa aapc aapo aaps aara aarc aaro aarp aars aasa aasc aass acaa acac acap acar acas acca accc acco accp accs acks acoa acop acor acos acpa acpr acps acr- acra acrc acro acrr acrs acsa acsc acss akaa akao akap akar akas akca akka akko akok akos akpo akr- akra aksa aoca aocs aokp aoks aopo aora aors aosp aoss apac apak apao apap apar apas apca apcc apco apcr apcs apo- apoc apoo apop apor apos appa appc appr apps apra aprc apro aprs apsa apso apss arac arak arap arar aras arc- arca arco arcs arka arko arks aroa aroo aror aros arpa arps arr- arra arrc arrk arro arrr arrs ars- arsa arsc arsk arso asaa asac asak asao asap asar asas asc- asca ascc asco ascp ascr aska asko askr asks asoc asok asop asor asos aspa aspc aspo aspr asps asra asrc asro asrs assa assc assk asso assp assr asss caaa caac caap caas cac- caca cacc cack caco cacr caka caor caos capa capc capo capp caps cara carc cark caro carp carr cars casa casc cask caso casp casr cass ccaa ccac ccap ccar ccas ccca cccc cccp cccs ccoc ccpa ccpp ccpr ccps ccra ccrc ccrp ccrs ccsa ccsp ccss ckac ckck ckco ckcs ckoa ckoc ckoo ckor ckos ckpc ckpr ckrc cksa ckso coak coas coca cock coco cocp cok- coka coko cook coop coos copa copo copp copr cops cor- cora corc cork coro corp corr cors cosa cosc coso cosp coss cpaa cpac cpap cpas cpca cpcs cpos cppa cpps cprs cpsa cpsc cpsk cpso cpsr crac crap crar cras crca crcc crcr crkc crkp croc crok croo crop cror crpc crps crsa crsp crss csaa csac csak csao csar csas cscc csco cscr cscs cska csks csor csos cspa cspc csps csra csrc csrs cssa cssr k-os kaaa kaak kaap kaar kaas kacc kaco kacp kacs kaka kakc kakk kako kaks kaoa kaoc kaok kaor kaos kap- kapa kapc kapo kapp kaps kara kark karo karp karr kars kas- kasa kasc kask kaso kasp kasr kass kcaa kcac kcap kcar kcas kcca kccc kcck kccr kckc kckk kcko kckr kcor kcos kcpa kcpc kcpo kcpr kcps kcrc kcro kcrp kcrr kcrs kcsa kcsc kcsp kcsr kcss kkaa kkac kkap kkar kkck kkco kkcr kkcs kkkk kkoa kkoo kkor kkpc kkpk kkps kkrc kkrk kkro kkrr kkrs kksa kksp kksr kkss koac koak koap koar koas koca kock kocp kocs koka kokc kokk koko kokp kokr koks kooc kook kooo koop koor koos kopa kopp kopr kops kora korc kork koro korr kors kos- kosa kosc koso kosp kosr koss kpac kpak kpao kpar kpas kpcc kpcr kpcs kpkk kpkr kpoa kpoc kpok kpoo kpop kppc kppk kppo kppp kppr kprc kprk kpro kprp kprr kprs kpsc kpso kpsp krac krak krap krar kras krca krcc krco krcs krka krkc krkk krko krkr krks kroa kroc krok kroo krop kror kros krpa krpr krps krrc krrk krro krrr krrs krsa krsc krsk krsr krss ksac ksak ksar ksas ksca ksck ksco kscr kscs kska kskk ksko kskr ksks ksoc ksok ksoo ksop ksor ksos kspa kspc kspk kspo kspr ksps ksra ksro ksrp ksrr ksrs kssa ksso kssr ksss oaks oaps oara oars oasc oass ocac ocak ocap ocas occa occc ocks ocos ocpa ocpp ocra ocro ocrr ocrs ocsa okak okap okas okka okko okok okor okpo okra okro oksa okso ooaa ooak oocr oooo ooos oops oora oosa opap opar opca opo- opor opos oppa oppo opps opra opsa orac orak orao orar oras orca orco orcs orka orko oro- orok oror oros orpc orps orra orro orrs orsa orsk orso osak osap osar osas osca oscc osco osoo osor osos osro ossa osso paak paap paar paas paca pack paco pacs paka pako paks paoc paos papa papp papr paps par- para parc park paro parp parr pars pasa pasc pask paso pasp pass pcaa pcap pcas pcca pccc pccs pcks pcoa pcos pcpp pcps pcra pcrc pcsa pcso pkcs poak poar poas poca pock poco pocs poka poko pook poop poor poos pop- popa popc popo popp pops pora porc pork poro porr pors posa posk poso poss ppac ppap ppar ppcc ppcs ppoa ppos pppa pppo pppp ppps pprc ppss prao prar pras prca prcc prcp prcs pro- proa proc proo prop pros prps prrs prsa prsc prso prss psac psap psas psca psco psoa psoc psos pspp pspr psps psrk psrp pssa pssc psso raak raas rac- raca racc rack raco racs raka rakk raoc raok raop raos rapa rapc rapp raps rara rark raro rars rasa rasc rask raso rasp rass rcac rcas rccc rccs rcos rcpo rcps rcsa rcsc rcss rkos rkss roak roap roar roas roca rocc rock roco rocs roka rokk roko rokr roks rook roop roor roos ropa ropo rops rora rorc rork roro rosa rosc roso rosp ross rpca rpcs rpos rpps rras rrrr rrsp rsaa rscc rscs rsos rspk rspo rsps rssa s-os sa-c saac saak saap saar saas saca sacc sack saco sacr sacs saka sakk sako saks saor saos sapa sapo sapp saps sara sarc sark saro sarp sarr sars sasa sasc sask saso sass scaa scac scak scap scar scas sccc sccp sccs sck- scok scoo scop scor scpa scpo scps scr- scra scrc scrs scsa scsc scso scsr skac skap skar skop skor skpc skpo skra skss soak soap soar soas soca sock soco socr socs soka sokk soko sook soop soor soos sopa sopo sopp sops sora soro sorr sors sosa soso soss sp-a spac spak spap spar spas spca spcc spco spcs spkr spoc spok spoo spop spor spos spps spro sprs spsa spso spsp spss sras srcc sros srpc srps srsp ssaa ssac ssao ssap ssas ssca sscc sscp sscs ssoc ssop sspa sspc sspo ssps ssra ssrc ssrs sssa