a-a a-b aaa aab aao aap aar aas aav ab- aba abb abo abp abr abs abv aoa aob aoo aop aor aos aov ap- apa apb apo app apr aps apv ar- ara arb aro arp arr ars arv as- asa asb aso asp asr ass asv av- ava avb avo avp avr avs b-p baa bab bao bap bar bas bav bba bbb bbo bbp bbr bbs boa bob boo bop bor bos bov bpa bpb bpo bpp bpr bps bpv bra brb bro brp brr brs brv bsa bsb bso bsp bsr bss bsv bva bvb bvo bvp bvr bvs bvv oaa oab oao oap oar oas oav ob- oba obb obo obp obr obs obv oo- ooa oob ooo oop oor oos oov op- opa opb opo opp opr ops opv or- ora orb oro orp orr ors orv os- osa osb oso osp osr oss osv ov- ova ovb ovo ovp ovs ovv p-p paa pab pao pap par pas pav pba pbb pbo pbp pbr pbs poa pob poo pop por pos pov ppa ppb ppo ppp ppr pps ppv pra prb pro prp prr prs prv ps- psa psb pso psp psr pss psv pva pvb pvo pvp pvr pvs pvv ra- raa rab rao rap rar ras rav rba rbb rbo rbp rbr rbs roa rob roo rop ror ros rov rpa rpb rpo rpp rpr rps rpv rra rrb rrp rrr rrs rsa rsb rso rsp rsr rss rsv rva rvb rvo rvp rvr rvs rvv saa sab sao sap sar sas sav sba sbb sbo sbp sbr sbs sbv soa sob soo sop sor sos sov spa spb spo spp spr sps spv sr- sra srb sro srp srr srs srv ss- ssa ssb sso ssp ssr sss ssv sva svb svo svp svr svs svv v-a vaa vab vao vap var vas vav vba vbo vbr vbs vbv voa vob voo vop vor vos vov vpa vpb vpo vpp vpr vps vra vrb vrp vrr vrs vsa vsb vso vsp vsr vss vsv vva vvb vvo vvr vvs vvv

aaaa aaab aaap aaar aaas aaav aaba aabb aabp aaoo aapa aapo aaps aara aaro aarp aars aasa aass aava abaa abab abap abar abas abb- abba abbb abbo abbr abbs aboa abob aboo abor abos abov abpa abpp abpr abps abra abro abrs abs- absa absp abss abva abvp aoba aopo aora aorb aors aosp aoss apao apap apar apas apba apbr apbs apo- apoo apop apor apos appa appr apps apra apro aprs apsa apso apss apsv arab arap arar aras arba arbs aroa arob aroo aror aros arpa arps arr- arra arro arrr arrs ars- arsa arso arva arvo asaa asab asao asap asar asas asba asbo asob asop asor asos aspa aspo aspr asps asra asro asrs assa asso assp assr asss asva asvs avab avao avar avas avor avos avra avro avva avvo baaa baar baas baba babb babo babr babs baos bapa bapp baps bar- bara barb baro barr bars basa baso bass bava bbas bbbb bbbs bbpr boab boar boas boba bobb bobo bobs boob boop boor boos bopa bopp bops bor- bora boro borr bors bosa boso boss bova bovo bpsa brab brao bras brav broa brob broo bror bros brrr brrs brsb brsr bsaa bsap bsas bsos bspp bspr bsra oaps oara oars oass oavs obas obba obbo obor obos obra obro obsr obss obvs ooaa ooba oooo ooos oops oora oosa opap opar opo- opor opos oppa oppo opps opra opsa orab orao orar oras orav orba orbb orbo orbs oro- oror oros orps orra orro orrs orsa orso orvr orvs osap osar osas osba osbp osoo osor osos osov osro ossa ossb osso ovar ovo- ovoo ovpp ovra paap paar paas paba paos papa papb papp papr paps par- para paro parp parr pars parv pasa paso pasp pass pava pavo pavs pbar pbpa pbrs pbsa pbsp poar poas poba pobo pobs poop poor poos pop- popa popo popp pops pora porb poro porr pors posa posb poso poss povo povs ppap ppar ppbv ppoa ppos pppa pppo pppp ppps ppss prao prar pras prbs pro- proa prob proo prop pros prov prps prrs prsa prso prss prsv psap psas psav psbr psoa psos psov pspp pspr psps psrp pssa psso pvpa pvsa raab raas raba rabb rabo rabs raob raop raos rapa rapp raps rara rarb raro rars rasa raso rasp rass rava rbbb rbbr rbbs rbsp rbss roab roap roar roas rob- roba robb robo robs roob roop roor roos ropa ropo rops rora roro rosa roso rosp ross rova rovo rovs rpob rpos rpps rras rrrr rrsp rsaa rsos rspb rspo rsps rssa rsvp rvsp s-os saab saap saar saas saba sabb sabo sabr sabs saor saos sapa sapo sapp saps sara saro sarp sarr sars sarv sasa saso sass sava savo savs sbaa sbar sbas sbbs sbor sbsa sbsp soap soar soas soba sobo sobp sobr sobs soop soor soos sopa sopo sopp sops sora sorb soro sorr sors sosa soso soss sosv sova sovo sovs sp-a spap spar spas spoo spop spor spos spps spro sprs spsa spso spsp spss spva sras sros srps srsp ssaa ssab ssao ssap ssas ssbr ssop sspa sspo ssps ssra ssrs sssa sssb ssss ssvp svar svor vaar vaas vabs vapa vapb vara varp varr vars vas- vasa vaso vasp vass vava vavs voar voor vor- vora voro vors vosa voso voss vpro vrap vras vrav vrba vrsa vsop vsrp vvob vvpb vvsb vvvv

-aaa- a-a-p a-vsb aaaas aaasa aaass aabaa aabba aabps aabra aarop aasra abaab ababa ababs abapo abara abasa abass abava abbar abbas abbos abbrs aboab abobo abora aboso abovo abrar abras absar aoos apapa apar- apara apars apasa apass apoop apoor apopa apopo aporo appar appos appro apros apsar apsos ar-ab arab- araba arabo arabs arara arars arass arava arbab arbar arbas arbor arbos aroab aroar aroba aroor aroos aropa arora arosa arpar arpas