a-a a-b a-i a-t aaa aab aai aam aap aar aat ab- aba abb abi abm abp abr abt ai- aia aib aii aim aip air ait ama amb ami amm amp amr amt ap- apa apb api apm app apr apt ar- ara arb ari arm arp arr art at- ata atb ati atm atp atr att b-p baa bab bai bam bap bar bat bba bbb bbi bbm bbp bbr bbt bi- bia bib bii bim bip bir bit bma bmb bmi bmm bmp bmr bmt bpa bpb bpi bpm bpp bpr bpt bra brb bri brm brp brr brt bta btb bti btm btp btr btt ia- iaa iab iai iam iap iar iat iba ibb ibi ibm ibp ibr ibt iia iib iii iim iip iir iit im- ima imb imi imm imp imt ipa ipb ipi ipm ipp ipr ipt ir- ira irb iri irm irp irr irt ita itb iti itm itp itt m-r maa mab mai mam map mar mat mba mbb mbi mbm mbp mbr mbt mi- mia mib mii mim mip mir mit mma mmb mmi mmm mmp mmr mmt mpa mpb mpi mpm mpp mpr mpt mra mrb mri mrm mrp mrr mrt mta mtb mti mtm mtp mtr mtt p-p paa pab pai pam pap par pat pba pbb pbi pbm pbp pbr pbt pia pib pii pim pip pir pit pma pmb pmi pmm pmp pmr pmt ppa ppb ppi ppm ppp ppr ppt pra prb pri prm prp prr prt pt- pta ptb pti ptm ptp ptr ptt ra- raa rab rai ram rap rar rat rba rbb rbi rbm rbp rbr rbt ria rib rii rim rip rir rit rma rmb rmi rmm rmp rmr rmt rpa rpb rpi rpm rpp rpr rpt rra rrb rri rrm rrp rrr rrt rta rtb rti rtm rtp rtr rtt taa tab tai tam tap tar tat tba tbb tbi tbm tbp tbr tbt tia tib tii tim tip tir tit tma tmb tmi tmm tmp tmr tmt tpa tpb tpi tpm tpp tpr tpt tra trb tri trm trp trr trt tta ttb tti ttm ttp ttr ttt

a-ii aaaa aaab aaai aaam aaap aaar aaba aabb aabi aabm aabp aabt aaib aaii aama aamb aami aamp aamr aapa aapi aapm aapt aara aari aarm aarp aart aata aatt abaa abab abai abam abap abar abat abb- abba abbb abbi abbr abbt abia abib abim abir abit abma abmb abmt abpa abpi abpm abpp abpr abra abri abta aiai aiba aiia aiib aiir aimi aimm aimp aipa aipi aira airi airp airt aita aiti aitr aitt amaa amai amam amap amar amat amb- amba ambi ambr amia amib amii amip amir amit amm- amma ammi ampa ampm ampt amra amri amta amti amtp apai apam apap apar apat apba apbr api- apia apim apip apit apma appa appr appt apra apri aprt apta apti aptt arab arai aram arap arar arat arba arbi aria arib arii arim arip arit arma armi armm armt arpa arpi arr- arra arri arrr arrt arta arti artr at-t ataa atab atai atap atar atat atia atim atip atit atm- atma atmp atpr atra atri atrm atrp atta atti attp attr ba-i baaa baam baar baat baba babb babi babm babr baia baib bair bait bama bamb bami bamm bamp bapa bapi bapp bapt bar- bara barb bari barm barr bart bata bati batt bbbb bbpr biap biar biat biba bibb bibi bima bipa bipm bipp bira birb biri birr birt bita bitt bmaa bmir bmmi bmpt bpai bpti brab brai bram brat bria brim brit brrm brrr btaa btbp btrt bttb iaaa iaai iaap iaat iaba iabm iaia iaim iama iamb iami iamp iamt iapa iapm iapp iapt iara iart iata iati ibar ibat ibbm ibia ibim ibma ibmp ibra ibri ibtb iiii iiit iipa iipm iira iita iitm iitr iitt imai imam imar imat imba imbi imir imit imma immi immt impa impi impr impt imra imri imrr imta ipam ipat ipba ipmi ipmp ippa ippr ipri ipta irai iram irap irar irbm irbp iri- iria irip irma irpa irra irri irta irti irtp itaa itai itam itap itar itat itia itim itma itpa itra itri itta ma-i maaa maai maam maap maar maat maba mabi maia maib maii maim mair mait mama mami mamp mapa mapi mapp mapr mar- mara mari marm marr mart mata mati matr matt mbam mbba mbia mbim mbta miaa miab miai miam miat miii miit mim- mima mimi mimp mipi mipr mipt mira miri mirr mirt mit- mita mitb miti mitm mitt mmaa mmab mmai mmap mmar mmii mmmm mmpa mmpi mmpr mmrp mpaa mpai mpir mpit mppp mpri mprp mpta mptp mrap mrbb mrbm mria mrpa mrta mrtm mrtt mtaa mtab mtap mtpa mtrr mttr paap paar paat paba pabt paia paib paip pair pait pam- pama pamb pami pamm pamp papa papb papi papp papr par- para pari parm parp parr part pata pati patr patt pbar pbmr pbpa piai piat pibb pibi piia piip pima pimi pimp pimt pipa pipi pipp pira piri pirr pita piti pitr pitt pmaa pmat pmbr pmip pmma pmmp pmpm pmrt ppap ppar ppib pppa pppp pprm ppta pptt prai pram prar prat pri- pria prii prim prri prrm prti prtm prtp prtr ptab ptmp raab raam raat raba rabb rabi raia raii raim raip rair rait rama ramb rami ramm ramp rapa rapi rapm rapp rapt rara rarb rari rata rati ratp ratt rbbb rbbr riaa riab riai riam riat rib- riba riia rima rimi rimm ripa ripi ripp ripr ript riri rita riti ritt rmrp rpii rpta rrat rrmp rrrr rtai rtmi rtmp rtpa rttp taa- taar taat taba tabb tabi taia taim taip tair tait tama tami tamm tamp tapa tapi tapp tapr tapt tara tarb tari tarm tarp tarr tart tata tatb tati tatr tatt tbar tbit tbrb tbta tbtp tiaa tiab tiar tiba tibi tiit tima timi timm timp tip- tipa tipi