poot pop- popa popc popo popp pops popt pora porb porc porn poro porr pors port posa posb posn poso poss post pota potc potd poto pots pott ppac ppad ppan ppap ppar ppcc ppcd ppcs ppds ppoa ppod ppos pppa pppd pppn pppo pppp ppps pprc ppss ppta pptn ppts pptt prad pran prao prar pras prat prbc prbs prca prcc prcd prcp prcs prna prnd prnp pro- proa prob proc prod pron proo prop pros prot prpd prps prrd prrs prsa prsc prsd prso prss prtc prtp prtr psac psap psas psat psbd psbr psbt psca psco psdc psdp psdr psds psna psnc psnr psoa psoc pson psos pspp pspr psps psrd psrp pssa pssc psso psst psts ptab ptas ptca ptcc ptdc ptop ptpd ptrd ptsa ptsd pttc raab raad raan raas raat raba rabb rabo rabs rac- raca racc raco racs ract rada radc radd rado radr rads radt rana ranc rand rann rano rans rant raob raoc raop raos rapa rapc rapd rapp raps rapt rara rarb raro rars rasa rasc rasd raso rasp rass rast rata rato ratp rats ratt rbbb rbbr rbbs rbds rbsd rbsp rbss rbst rcac rcas rcbc rcbo rccb rccc rccs rcdc rcds rcnr rcon rcos rcpd rcpo rcps rcpt rcrd rcsa rcsc rcsd rcss rctc rcts rdac rdap rdas rdbp rdna rdoc rdos rdpc rdso rnas rnbr rnco rncp rncs rndc rndp rnds rnnt rnod rnot rnsp rntd rntp roab road roan roap roar roas roat rob- roba robb robo robs robt roca rocc roco rocs roda rodd rodo rods rona ronc rond rono rons ront roob rood roon roop roor roos root ropa ropo rops rora rorc roro rort rosa rosc roso rosp ross rost rota rotc rotn roto rotr rots rott rpca rpcs rpdp rpob rpon rpos rppn rpps rpta rptd rptn rpts rrad rras rrat rrna rrrr rrsp rsaa rscc rscn rscs rsdd rsds rsna rsnn rsno rsnr rsos rspb rspo rsps rssa rstp rsts rtan rtas rtca rtcc rtdt rtnd rtns rtpa rtps rtss rttp rtts s-os sa-c saab saac saad saan saap saar saas saat saba sabb sabc sabo sabr sabs saca sacc sacd sacn saco sacr sacs sact sada sadb sadc sadd sado sadr sads sadt sana sand sann sano sanr sans sant saon saor saos sapa sapo sapp saps sara sarc sard sarn saro sarp sarr sars sart sasa sasc sasd saso sass sast sata satb satc satd satn sato satr sats satt sbaa sbac sbar sbas sbbs sbca sbcc sbcs sbct sbds sbor sbot sbsa sbsd sbsp sbst sbtc sbtn scaa scab scac scad scan scap scar scas scat scba sccc sccp sccs scct scda scdc scdp scds scna scnd scnr scnt scob scon scoo scop scor scot scpa scpb scpo scps scpt scr- scra scrc scrn scrs scsa scsc scsd scsn scso scsr scst sctc sctd sctn scto sctr scts sdap sdba sdcc sdco sddc sdds sdna sdot sdpr sdps sdrc sdrs sdsc sdss snab snad snap snar snas snat snba snca sncc snco sncp snda snns snoa snob snoc snod snoo snop snor snos snot snpo snpp snra snrs snsd sntr soad soan soap soar soas soat soba sobo sobp sobr sobs sobt soca soco socr socs soda sodd sodo sods son- sona sond sono sons sont sood soon soop soor soos soot sopa sopd sopo sopp sops sora sorb sord sorn soro sorr sors sort sosa soso soss sost sota sotc sotn soto sotp sots sp-a spac spad span spap spar spas spat spca spcc spco spcs spdc spdp spdr spdt spns spoc spod spon spoo spop spor spos spot sppd spps sprd spro sprs spsa spsd spso spsp spss spst spta sptb sptc spto sptr spts sras srbc srcc srct srna srnn srno sros srpc srps srpt srsd srsp srta srtp srtr ssaa ssab ssac ssan ssao ssap ssas ssat ssbn ssbr ssca sscc sscp sscs ssdc ssdd ssdp ssns ssoc ssop ssot sspa sspc sspo ssps sspt ssra ssrc ssrs sssa sssb sssc ssss ssta sstb sstc sstd sstp ssts stab stac stad stan stap star stas stat stbc stbd stbs stca stcc stcp stcs stds stnd stnn stnr stns stoa stob stod ston stoo stop stor stos stot stpd stpp stps stra strc strd strn stro strs stss sttc sttd sttr taa- taan taar taas taat taba tabb tabc tabo tabs taca tacc taco tacs tact tada tado tads tana tand tann tano tans tant taoa taor taos tapa tapo tapp tapr taps tapt tara tarb tarc tard tarn taro tarp tarr tars tart tasa tasb tasc tasp tasr tass tast tata tatb tato tatr tats tatt tbar tbas tbbs tbca tbcb tbcc tbcd tbrb tbsp tbst tbta tbtp tcad tcap tcbs tcca tccc tcdd tcnn tcon tcos tcpa tcpo tctc tcts tdac tdap tddb tdna tdor tdra tdss tnbc tnca tncc tndd tnsp tnts toab toad toan toas toat toba tobo tobs tobt toca toco toda todd todo tods todt tona tonb tonn tono tons tooa tood toon toor toos toot top- topa topd topo topp tops topt tora torc tord torn toro torp torr tors tort tosa tosb tosc toso toss tost tota totc totd toto totr tots tott tpac tpap tpcd tpcp tpcs tpon tppa tppd tppp tppr tprs tpsa tpsc tptp tptr traa trab trac trad tran trao trap tras trat trca trcc trna trno troa troc trod tron troo trop tros trot trpa trpc trpn trpp trps trra trsd trst trtc trtr tsaa tsao tsar tsat tsbc tsbd tsca tscc tscp tsdb tsna tsob tsop tsos tspn tspo tsps tspt tssa tssr tsst tstc tsts ttab ttbb ttcn ttcp tton ttop ttss tttt

-aaa- -abad -cpca -stan a-a-p a-dna a-pac aaaas aaadc aaaoc aaarc aaasa aaass aaata aabaa aabba aabps aabra aacap aacbc aacbp aaccp aacdp aacos aacpa aacpp aacpr aacsa aacsb aacss aactp aadac aadas aadat aanat aandp aandr aarna aaron aarop aarts aasra aatsr abaab ababa ababs abaca abaco abacs abada abana abanc aband abann abano abaon abapo