a-a a-b a-i a-t aaa aab aai aan aap aar aat ab- aba abb abi abn abp abr abt ai- aia aib aii ain aip air ait an- ana anb ani ann anp anr ant ap- apa apb api apn app apr apt ar- ara arb ari arn arp arr art at- ata atb ati atn atp atr att b-p baa bab bai ban bap bar bat bba bbb bbi bbn bbp bbr bbt bi- bia bib bii bin bip bir bit bna bnb bni bnn bnp bnr bnt bpa bpb bpi bpn bpp bpr bpt bra brb bri brn brp brr brt bta btb bti btn btp btr btt ia- iaa iab iai ian iap iar iat iba ibb ibi ibn ibp ibr ibt iia iib iii iin iip iir iit in- ina inb ini inn inp inr int ipa ipb ipi ipn ipp ipr ipt ir- ira irb iri irn irp irr irt ita itb iti itn itp itt n-i naa nab nai nan nap nar nat nba nbb nbi nbn nbp nbr nbt nia nib nii nin nip nir nit nna nnb nni nnn nnp nnt npa npb npi npn npp npr npt nra nrb nri nrn nrp nrr nrt nta ntb nti ntn ntp ntr ntt p-p paa pab pai pan pap par pat pba pbb pbi pbn pbp pbr pbt pia pib pii pin pip pir pit pn- pna pnb pni pnn pnp pnr pnt ppa ppb ppi ppn ppp ppr ppt pra prb pri prn prp prr prt pt- pta ptb pti ptn ptp ptr ptt ra- raa rab rai ran rap rar rat rba rbb rbi rbn rbp rbr rbt ria rib rii rin rip rir rit rna rnb rni rnn rnp rnr rnt rpa rpb rpi rpn rpp rpr rpt rra rrb rri rrn rrp rrr rrt rta rtb rti rtn rtp rtr rtt taa tab tai tan tap tar tat tba tbb tbi tbn tbp tbr tbt tia tib tii tin tip tir tit tna tnb tni tnn tnp tnr tnt tpa tpb tpi tpn tpp tpr tpt tra trb tri trn trp trr trt tta ttb tti ttn ttp ttr ttt

-ana a-ii aaaa aaab aaai aaan aaap aaar aaba aabb aabi aabp aabt aaib aaii aain aana aani aanp aapa aapi aapt aara aari aarp aart aata aatt abaa abab abai aban abap abar abat abb- abba abbb abbi abbr abbt abia abib abin abir abit abpa abpi abpn abpp abpr abra abri abta aiai aian aiba aibn aiia aiib aiin aiir aina aini aint aipa aipi aira airi airp airt aita aiti aitr aitt ana- anaa anab anai anan anap anar anat anba anbb anbi ania anib anin anip anir anit anna annb anni annt anp- anpa anpi anpp anpr anri ant- anta anti antr antt apai apan apap apar apat apba apbr api- apia apin apip apit apna apni appa appr appt apra apri aprn aprt apta apti aptn aptt arab arai aran arap arar arat arba arbi aria arib arii arin arip arit arna arni arnt arpa arpi arr- arra arri arrr arrt arta arti artr at-t ataa atab atai atan atap atar atat atia atin atip atit atna atpr atra atri atrn atrp atta atti attn attp attr ba-i baaa baan baar baat baba babb babi babr baia baib bain bair bait bana bani bann banp banr bant bapa bapi bapp bapt bar- bara barb bari barn barr bart bata bati batn batt bbbb bbin bbpr bian biap biar biat biba bibb bibi biin bin- bina bini binn bint bipa bipp bira birb biri birn birr birt bita bitt bnai bnib bnin bnpp bnrr bnta bpai bpti brab brai bran brat bria brin brit brna brrr btaa btan btbp btrt bttb iaaa iaai iaap iaat iaba iaia iain iana iapa iapp iapt iara iart iata iati iban ibar ibat ibia ibra ibri ibtb iiii iiit iipa iira iita iitr iitt inab inai inan inap inar inat inba inia init inna inni innr inp- inpa inpi inpp inpt inra inri inta inti intn intp intr ipan ipat ipba ipin ipna ippa ippr ipri ipta irai iran irap irar irbp iri- iria irin irip irna irpa irra irri irta irti irtp itaa itai itan itap itar itat itia itin itpa itra itri itta n-ii naaa naab naai naan naar naat naba nabi naia naib nain naip nair nait nan- nana nanb nani nann nanp nant napa napb napi napp napt nara nari narn narp narr nart nata nati natp natt nbaa nbap nbar nbia nbpa nbpp nbti niab nian nibi niia niip niir niit nina nini nipa nipr nipt nira nirt nita nitb niti nitr nnit nnnn nnpi nnpr nntn npap npat npin nppa npra npri nprt npta nptn nrab nrap nrna nrpn nrta ntap ntia ntpa nttr paan paap paar paat paba pabt paia paib pain paip pair pait pan- pana pani pann pant papa papb papi papp papr par- para pari parn parp parr part pata pati patr patt pban pbar pbpa piai pian piat pibb pibi piia piip pina pini pinn pinp pint pipa pipi pipp pira piri pirn pirr pita piti pitr pitt pnar pnin pnpp pnra pntr ppan ppap ppar ppib pppa pppn pppp ppta pptn pptt prai pran prar prat pri- pria prii prin prna prnp prri prti prtp prtr ptab raab raan raat raba rabb rabi raia raii rain raip rair rait rana rani rann rant rapa rapi rapp rapt rara rarb rari rata rati ratp ratt rbbb rbbr riaa riab riai rian riat rib- riba riia riin rina rinn ripa ripi ripp ripr ript riri rita riti ritt rnai rnbr rnin rnnt rntp rpii rppn rpta rptn rrat rrna rrrr rtai rtan rtpa rttp taa- taan taar taat taba tabb tabi taia tain taip tair tait tana tani tann tant tapa tapi tapp tapr tapt tara tarb tari tarn tarp tarr tart tata tatb tati tatr tatt tbar tbit tbrb tbta tbtp tiaa tiab tian tiar tiba tibi tiit