a-a a-b a-c a-t aaa aab aac aao aap aat ab- aba abb abc abo abp abt ac- aca acb acc aco acp act aoa aob aoc aoo aop aot ap- apa apb apc apo app apt at- ata atb atc ato atp att b-p baa bab bac bao bap bat bba bbb bbc bbo bbp bbt bca bcb bcc bco bcp bct boa bob boc boo bop bot bpa bpb bpc bpo bpp bpt bta btb btc bto btp btt c-- caa cab cac cao cap cat cba cbb cbc cbo cbp cbt cca ccb ccc cco ccp cct co- coa cob coc coo cop cot cpa cpb cpc cpo cpp cpt cta ctb ctc cto ctp ctt oaa oab oac oao oap oat ob- oba obb obc obo obp obt oc- oca ocb occ oco ocp oct oo- ooa oob ooc ooo oop oot op- opa opb opc opo opp opt ot- ota otb otc oto otp ott p-p paa pab pac pao pap pat pba pbb pbc pbo pbp pbt pca pcb pcc pco pcp pct poa pob poc poo pop pot ppa ppb ppc ppo ppp ppt pt- pta ptb ptc pto ptp ptt taa tab tac tao tap tat tba tbb tbc tbo tbp tbt tca tcb tcc tco tcp tct to- toa tob toc too top tot tpa tpb tpc tpo tpp tpt tta ttb ttc tto ttp ttt

aaaa aaab aaac aaap aaba aabb aabc aabp aabt aaca aacb aacc aaco aacp aact aaoo aapa aapc aapo aapt aata aatc aatt abaa abab abac abap abat abb- abba abbb abbo abbt abca abcb abcc abcp abct aboa abob aboo abot abpa abpc abpp abta ac-t acaa acab acac acap acat acba acca accc acco accp acct acoa acop acot acpa acpt acta actc acto actt aoba aoca aopo aotc apac apao apap apat apba apca apcb apcc apco apo- apoc apoo apop apot appa appc appt apta aptc aptt at-t ataa atab atac atap atat atca atcc atco atob atoc atop atot atta atto attp baaa baat baba babb babo bac- baca bacc baco bact bapa bapc bapp bapt bata batc bato batt bbbb bcaa bcap bcat bcbc bcbp bcca bccc bcpp bctc boab boac boat boba bobb bobo boca boco boob booc boop boot bopa bopp bota botb boto bott bpcp bpot btaa btbp btcc btob bttb c-bo caaa caab caac caap caat caba cabo cac- caca cacc caco capa capb capc capo capp capt cat- cata catb catc cato catt cbac cbat cbbc cbca cbcc cbcp cbct cbot cbpc cbpp cbta cbtc ccaa ccab ccac ccap ccat ccba ccbc ccca cccb cccc cccp ccob ccoc ccpa ccpp cctb cctc cctt coat coba cobb cobo coca coco cocp coct coob coop coot copa copo copp copt cota cotb cotc coto cott cpaa cpac cpap cpbc cpca cppa cptp ctab ctba ctca ctcp ctot ctpo ctpp ctta obba obbo obot ocab ocac ocap ocat ocbc occa occc occt ocpa ocpp oct- octa octo ooaa ooba oooo ootb ootp opap opca opo- oppa oppo opto otac otap oto- otoo otpp otta otto paap paat paba pabt paca paco pact paoc papa papb papp pata pato patt pbac pbcc pboc pbpa pcaa pcap pcba pcbc pcca pccc pcoa pcpb pcpp poat poba pobo poca poco poop poot pop- popa popc popo popp popt pota potc poto pott ppac ppap ppcc ppoa pppa pppo pppp ppta pptt ptab ptca ptcc ptop pttc taa- taat taba tabb tabc tabo taca tacc taco tact taoa tapa tapo tapp tapt tata tatb tato tatt tbca tbcb tbcc tbta tbtp tcap tcca tccc tcpa tcpo tctc toab toat toba tobo tobt toca toco tooa toot top- topa topo topp topt tota totc toto tott tpac tpap tpcp tppa tppp tptp ttab ttbb ttcp ttop tttt

-aaa- -cpca a-a-p a-pac aaaoc aaata aabaa aabba aacap aacbc aacbp aaccp aacpa aacpp aactp abaab ababa abaca abaco abapo abbac abbat abbot abccc aboab aboat abobo aboot abott abtaa abtao acaca acacb acapp accpt acoat acoot acopa actto apact apapa apata apatt apcbc apoco apoop apopa apopo apopt aptto ataco atbat atoot atoto atpco attap atto- baaop baata baboo babot bacab bacao bacca bacco bacot bacta bapat bapco bapta batab batac batat batco batob batoo batta batto bccat bo-bo boaco bobac boboc bocac bocao bocat bocca bocoa booat booba booco boota botta bpatc c-a-c c-p-c c-pop ca-ca caaba cabob caboc cabot cacao caco- cacoa caoba capab capac capco capoc capot cappa cappo cata- catco cato- catta catto ccccc co-bo co-co co-op coact coapt coatc cobot cocao cocc- cocco cocoa cocto cooba coopt copac copap coppa coppo copto cotap cott- cotta cotto cpctc obaba obata ocopa octa- octo- ooooo opaac opaca opata opobo opto- optot optto otcbb otoba ototo pabbo pacoa pacta pacto paoca paota papa- papat papoc papop pappa pappo patca patco patoc patta patto pcoat pctct po-po pocao pocop poopo popat popco popop poppa poppo potap potco potoc potoo potop potta potto pppoa t-cat t-pop t-top ta-ta taabo tabac tabat tabo- taboo tabot tacca tacco tapat tapco tapoa tappa tataa tatao tatoo tatta tatto tbtbt tcoat tcobb toact tobac tobat tobot tocco toco- tocoa topat topbt topo- topot toppo toptb topto toto- totoo totop totta ttttt

aaaaba abacab abacot abbott abcott accott at-bat ataaba atacta baabaa babaco bacaba bacopa bacpac baobab batata batcat bbbbbb boabab bobcat bobota boccob bococa booboo botota c-tpat cacapa caccao capao catcat catpac ccaatt ccatca co-opt cobbob cocco- cococo cocopa cocota cocto- coocoo copata oocapt oooooo opoboa paao pacobo paopao pataca patata patoco patoot pattoo pocota poopoo popbot popopo poppop poptab poptop potato pottop pppppp ptboat tabaco tabata tabbat taboot tacata tacpac taobao taobat taotao tapoco taptap taptoo tataat tatoba tattat tattoo toatoa tobata toboot toccoa tootat tootoo topato topcap topcat topcop toppop totopo totota

aaa-cpa atobtoc attacca attacco attatba bac-cab baccata batabat batboat batoata batpoop bbbbbbb boo-boo cacota catboat catcott catopta catpoop cobbcat cocatoo cocobat o-o-a-a octocat otocac pacoca papabot papboat poo-poo pop-top potatoc potocac pt-boat taapaca tabacco