-vac aaaa aaac aaap aaar aaas aaav aaca aacc aaco aacp aacr aacs aacv aaoo aapa aapc aapo aaps aara aarc aaro aarp aars aasa aasc aass aava acaa acac acap acar acas acca accc acco accp accs acoa acop acor acos acpa acpr acps acr- acra acrc acro acrr acrs acrv acsa acsc acss acvs acvv aoca aocs aopo aora aors aosp aoss apac 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 apsv arac arap arar aras arc- arca arco arcs aroa aroo aror aros arpa arps arr- arra arrc arro arrr arrs ars- arsa arsc arso arva arvo asaa asac asao asap asar asas asc- asca ascc asco ascp ascr asoc asop asor asos aspa aspc aspo aspr asps asra asrc asro asrs assa assc asso assp assr asss asva asvs avao avar avas avcc avco avor avos avra avro avva avvo caaa caac caap caas cac- caca cacc caco cacr caor caos capa capc capo capp caps cara carc caro carp carr cars casa casc caso casp casr cass cava cavo cavs ccaa ccac ccap ccar ccas ccca cccc cccp cccs cccv ccoc ccpa ccpp ccpr ccps ccra ccrc ccrp ccrs ccsa ccsp ccss ccvo ccvs coas coca coco cocp coop coos copa copo copp copr cops cor- cora corc coro corp corr cors cosa cosc coso cosp coss cova covo cpaa cpac cpap cpas cpca cpcs cpos cppa cpps cprs cpsa cpsc cpso cpsr cpvc crac crap crar cras crca crcc crcr croc croo crop cror crpc crps crsa crsp crss csaa csac csao csar csas csav cscc csco cscr cscs csor csos cspa cspc csps csra csrc csrs cssa cssr cvac cvar cvas cvca cvcc cvra cvrr cvss oaps oara oars oasc oass oavs ocac ocap ocas occa occc ocos ocpa ocpp ocra ocro ocrr ocrs ocsa ooaa oocr oooo ooos oops oora oosa opap opar opca opo- opor opos oppa oppo opps opra opsa orac orao orar oras orav orca orco orcs oro- oror oros orpc orps orra orro orrs orsa orso orvr orvs osap osar osas osca oscc osco osoo osor osos osov osro ossa osso ovar ovcs ovo- ovoo ovpp ovra paap paar paas paca paco pacs paoc paos papa papp papr paps par- para parc paro parp parr pars parv pasa pasc paso pasp pass pava pavo pavs pcaa pcap pcas pcca pccc pccs pcoa pcos pcpp pcps pcra pcrc pcsa pcso poar poas poca poco pocs poop poor poos pop- popa popc popo popp pops pora porc poro porr pors posa poso poss povo povs 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 prov prps prrs prsa prsc prso prss prsv psac psap psas psav psca psco psoa psoc psos psov pspp pspr psps psrp pssa pssc psso pvco pvcs pvpa pvsa raas rac- raca racc raco racs racv raoc raop raos rapa rapc rapp raps rara raro rars rasa rasc raso rasp rass rava rcac rcas rccc rccs rcos rcpo rcps rcsa rcsc rcss rcvr rcvs roap roar roas roca rocc roco rocs roop roor roos ropa ropo rops rora rorc roro rosa rosc roso rosp ross rova rovo rovs rpca rpcs rpos rpps rras rrrr rrsp rsaa rscc rscs rsos rspo rsps rssa rsvp rv-c rvca rvsp s-os sa-c saac saap saar saas saca sacc saco sacr sacs saor saos sapa sapo sapp saps sara sarc saro sarp sarr sars sarv sasa sasc saso sass sava savo savs scaa scac scap scar scas sccc sccp sccs scoo scop scor scpa scpo scps scr- scra scrc scrs scsa scsc scso scsr scvp soap soar soas soca soco socr socs soop soor soos sopa sopo sopp sops sora soro sorr sors sosa soso soss sosv sova sovo sovs sp-a spac spap spar spas spca spcc spco spcs spoc spoo spop spor spos spps spro sprs spsa spso spsp spss spva 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 sssc ssss ssvp svar svcc svcs svor svsc vaar vaas vaca vaco vacs vapa vara varp varr vars vas- vasa vaso vasp vass vava vavs vcrs voar voca vooc voor vor- vora voro vors vosa voso voss vpro vrac vrap vras vrav vroc vrsa vsop vsrp vssc vvvv