a-a a-c a-t aaa aac aak aao aap aar aas aat ac- aca acc ack aco acp acr acs act aka akc akk ako akp akr aks aoa aoc aok aoo aop aor aos aot ap- apa apc apk apo app apr aps apt ar- ara arc ark aro arp arr ars art as- asa asc ask aso asp asr ass ast at- ata atc ato atp atr ats att c-- caa cac cak cao cap car cas cat cca ccc cck cco ccp ccr ccs cct cka ckc cko cks ckt co- coa coc cok coo cop cor cos cot cpa cpc cpk cpo cpp cpr cps cpt cra crc crk cro crp crr crs crt csa csc csk cso csp csr css cst cta ctc ctk cto ctp ctr cts ctt k-t ka- kaa kac kak kao kap kar kas kat kca kcc kck kcp kcr kcs kct kkc kkk kkp kkr kks kkt koa koc kok koo kop kor kos kot kpa kpc kpk kpo kpp kpr kps kpt kra krc krk kro krp krr krs krt ksa ksc ksk kso ksp ksr kss kst kta ktc ktk kto ktp ktr kts ktt oaa oac oak oao oap oar oas oat oc- oca occ ock oco ocp ocr ocs oct oka okc okk oko okp okr oks oo- ooa ooc ook ooo oop oor oos oot op- opa opc opk opo opp opr ops opt or- ora orc ork oro orp orr ors ort os- osa osc osk oso osp osr oss ost ot- ota otc otk oto otp otr ots ott p-p paa pac pak pao pap par pas pat pca pcc pck pco pcp pcr pcs pct pka pkc pko pkp pkr pks pkt poa poc pok poo pop por pos pot ppa ppc ppk ppo ppp ppr pps ppt pra prc prk pro prp prr prs prt ps- psa psc psk pso psp psr pss pst pt- pta ptc ptk pto ptp ptr pts ptt ra- raa rac rak rao rap rar ras rat rca rcc rco rcp rcr rcs rct rkc rkk rko rkp rks rkt roa roc rok roo rop ror ros rot rpa rpc rpk rpo rpp rpr rps rpt rra rrc rrk rrp rrr rrs rrt rsa rsc rsk rso rsp rsr rss rst rta rtc rtk rto rtp rtr rts rtt saa sac sak sao sap sar sas sat sca scc sck sco scp scr scs sct sk- ska skc skk sko skp skr sks skt soa soc sok soo sop sor sos sot spa spc spk spo spp spr sps spt sr- sra src srk sro srp srr srs srt ss- ssa ssc ssk sso ssp ssr sss sst sta stc stk sto stp str sts stt taa tac tak tao tap tar tas tat tca tcc tck tco tcp tcr tcs tct tka tkc tkk tko tkp tkr tks tkt to- toa toc tok too top tor tos tot tpa tpc tpk tpo tpp tpr tps tpt tra trc trk tro trp trr trs trt tsa tsc tsk tso tsp tsr tss tst tta ttc ttk tto ttp ttr tts ttt

a-ak a-ok aaaa aaac aaap aaar aaas aaca aacc aack aaco aacp aacr aacs aact aaka aaoo aapa aapc aapo aaps aapt aara aarc aaro aarp aars aart aasa aasc aass aast aata aatc aatk aatt ac-t acaa acac acap acar acas acat acca accc acco accp accs acct acks acoa acop acor acos acot acpa acpr acps acpt acr- acra acrc acro acrr acrs acsa acsc acss acst acta actc acto acts actt akaa akao akap akar akas akca akka akko akok akos akot akpo akr- akra aksa akst aoca aocs aokp aoks aopo aora aors aort aosp aoss aotc apac apak apao apap apar apas apat apca apcc apco apcr apcs apo- apoc apoo apop apor apos apot appa appc appr apps appt apra aprc apro aprs aprt apsa apso apss apta aptc apts aptt arac arak arap arar aras arat arc- arca arco arcs arct arka arko arks aroa aroo aror aros arpa arps arr- arra arrc arrk arro arrr arrs arrt ars- arsa arsc arsk arso arst arta artc arto artr arts asaa asac asak asao asap asar asas asat asc- asca ascc asco ascp ascr asct aska asko askr asks askt asoc asok asop asor asos asot aspa aspc aspo aspr asps aspt asra asrc asro asrs assa assc assk asso assp assr asss asst asta astc asto astp astr asts at-t ataa atac atak atap atar atas atat atca atcc atck atco atcr atcs atka atkt atoc atok atop ator atos atot atpr atra atrc atrk atro atrp atsc atst atta atto attp attr atts caaa caac caap caas caat cac- caca cacc cack caco cacr caka caor caos capa capc capo capp caps capt cara carc cark caro carp carr cars cart casa casc cask caso casp casr cass cast cat- cata catc cato cats catt ccaa ccac ccap ccar ccas ccat ccca cccc cccp cccs ccoc ccpa ccpp ccpr ccps ccra ccrc ccrp ccrs ccrt ccsa ccsp ccss ccst cctc cctt ckac ckat ckck ckco ckcs ckoa ckoc ckoo ckor ckos ckot ckpc ckpr ckrc cksa ckso ckst ckts coak coas coat coca cock coco cocp coct cok- coka coko cook coop coos coot copa copo copp copr cops copt cor- cora corc cork coro corp corr cors cort cosa cosc coso cosp coss cost cota cotc coto cots cott cpaa cpac cpap cpas cpca cpcs cpos cppa cpps cprs cprt cpsa cpsc cpsk cpso cpsr cptp cptr cpts crac crap crar cras crat crca crcc crcr crkc crkp croc crok croo crop cror crot crpc crps crrt crsa crsp crss crst crtc crtp crts csaa csac csak csao csar csas csat cscc csco cscr cscs cska csks csor csos csot cspa cspc csps cspt csra csrc csrs cssa cssr csta cstc csto cstr csts ctca ctcp ctor ctos ctot ctpo ctpp ctps ctrc ctrp ctrs ctsa ctsc