aaaa aaac aaap aaas aaca aacc aaco aacp aacs aact aaoo aapa aapc aapo aaps aapt aasa aasc aass aast aata aatc aatt ac-t acaa acac acap acas acat acca accc acco accp accs acct acoa acop acos acot acpa acps acpt acsa acsc acss acst acta actc acto acts actt aoca aocs aopo aosp aoss aotc apac apao apap apas apat apca apcc apco apcs apo- apoc apoo apop apos apot appa appc apps appt apsa apso apss apta aptc apts aptt asaa asac asao asap asas asat asc- asca ascc asco ascp asct asoc asop asos asot aspa aspc aspo asps aspt assa assc asso assp asss asst asta astc asto astp asts at-t ataa atac atap atas atat atca atcc atco atcs atoc atop atos atot atsc atst atta atto attp atts caaa caac caap caas caat cac- caca cacc caco caos capa capc capo capp caps capt casa casc caso casp cass cast cat- cata catc cato cats catt ccaa ccac ccap ccas ccat ccca cccc cccp cccs ccoc ccpa ccpp ccps ccsa ccsp ccss ccst cctc cctt coas coat coca coco cocp coct coop coos coot copa copo copp cops copt cosa cosc coso cosp coss cost cota cotc coto cots cott cpaa cpac cpap cpas cpca cpcs cpos cppa cpps cpsa cpsc cpso cptp cpts csaa csac csao csas csat cscc csco cscs csos csot cspa cspc csps cspt cssa csta cstc csto csts ctca ctcp ctos ctot ctpo ctpp ctps ctsa ctsc ctss ctta ctts oaps oasc oass oast oats ocac ocap ocas ocat occa occc occt ocos ocpa ocpp ocsa oct- octa octo octs ooaa oooo ooos oops oosa oost ootp oots opap opca opo- opos oppa oppo opps opsa opto opts osap osas osat osca oscc osco osoo osos ossa osso osta ostc osts otac otap otas oto- otoo otos otpp otsa otso otta otto otts paap paas paat paca paco pacs pact paoc paos papa papp paps pasa pasc paso pasp pass past pata pato pats patt pcaa pcap pcas pcca pccc pccs pcoa pcos pcpp pcps pcsa pcso pcts poas poat poca poco pocs poop poos poot pop- popa popc popo popp pops popt posa poso poss post pota potc poto pots pott ppac ppap ppcc ppcs ppoa ppos pppa pppo pppp ppps ppss ppta ppts pptt psac psap psas psat psca psco psoa psoc psos pspp psps pssa pssc psso psst psts ptas ptca ptcc ptop ptsa pttc s-os sa-c saac saap saas saat saca sacc saco sacs sact saos sapa sapo sapp saps sasa sasc saso sass sast sata satc sato sats satt scaa scac scap scas scat sccc sccp sccs scct scoo scop scot scpa scpo scps scpt scsa scsc scso scst sctc scto scts soap soas soat soca soco socs soop soos soot sopa sopo sopp sops sosa soso soss sost sota sotc soto sotp sots sp-a spac spap spas spat spca spcc spco spcs spoc spoo spop spos spot spps spsa spso spsp spss spst spta sptc spto spts ssaa ssac ssao ssap ssas ssat ssca sscc sscp sscs ssoc ssop ssot sspa sspc sspo ssps sspt sssa sssc ssss ssta sstc sstp ssts stac stap stas stat stca stcc stcp stcs stoa stoo stop stos stot stpp stps stss sttc taa- taas taat taca tacc taco tacs tact taoa taos tapa tapo tapp taps tapt tasa tasc tasp tass tast tata tato tats tatt tcap tcca tccc tcos tcpa tcpo tctc tcts toas toat toca toco tooa toos toot top- topa topo topp tops topt tosa tosc toso toss tost tota totc toto tots tott tpac tpap tpcp tpcs tppa tppp tpsa tpsc tptp tsaa tsao tsat tsca tscc tscp tsop tsos tspo tsps tspt tssa tsst tstc tsts ttcp ttop ttss tttt