a-a a-b a-i a-t aaa aab aad aaf aai aan aar aas aat ab- aba abb abd abf abi abn abr abs abt ad- ada adb add adf adi adn adr ads adt af- afa afb afd aff afi afn afr afs aft ai- aia aib aid aif aii ain air ais ait an- ana anb and anf ani ann anr ans ant ar- ara arb ard arf ari arn arr ars art as- asa asb asd asf asi asn asr ass ast at- ata atb atd atf ati atn atr ats att baa bab bad baf bai ban bar bas bat bba bbb bbd bbf bbi bbn bbr bbs bbt bda bdb bdd bdf bdi bdr bds bdt bfa bfb bfd bff bfi bfn bfr bfs bft bi- bia bib bid bif bii bin bir bis bit bna bnb bnd bnf bni bnn bnr bns bnt bra brb brd brf bri brn brr brs brt bsa bsb bsd bsf bsi bsn bsr bss bst bta btb btd btf bti btn btr bts btt daa dab dad daf dai dan dar das dat dba dbb dbd dbf dbi dbn dbr dbs dbt dda ddb ddd ddf ddi ddn ddr dds ddt dfa dfb dfd dff dfi dfn dfr dfs dft di- dia dib did dif dii din dir dis dit dna dnb dnd dnf dni dnn dnr dns dnt dra drb drd dri drn drr drs drt dsa dsb dsd dsf dsi dsn dsr dss dst dta dtb dtd dtf dti dtn dtr dts dtt faa fab fad faf fai fan far fas fat fba fbb fbd fbf fbi fbn fbr fbs fbt fda fdb fdd fdf fdi fdn fdr fds fdt ffa ffd fff ffi ffn ffr ffs fft fia fib fid fif fii fin fir fis fit fna fnb fnd fnf fni fnn fnr fns fnt fra frb frd frf fri frn frr frs frt fsa fsb fsd fsf fsi fsn fsr fss fst fta ftb ftd ftf fti ftn ftr fts ftt i-d i-f ia- iaa iab iad iaf iai ian iar ias iat iba ibb ibd ibf ibi ibn ibr ibs ibt ida idb idd idf idi idn idr ids idt ifa ifb ifd iff ifi ifn ifr ifs ift iia iib iid iif iii iin iir iis iit in- ina inb ind inf ini inn inr ins int ir- ira irb ird irf iri irn irr irs irt is- isa isb isd isf isi isn isr iss ist ita itb itd itf iti itn its itt n-i naa nab nad naf nai nan nar nas nat nba nbb nbd nbf nbi nbn nbr nbs nbt nda ndb ndd ndf ndi ndn ndr nds ndt nfa nfb nfd nff nfi nfn nfr nfs nft nia nib nid nif nii nin nir nis nit nna nnb nnf nni nnn nns nnt nra nrb nrd nrf nri nrn nrr nrs nrt nsa nsb nsd nsf nsi nsn nsr nss nst nta ntb ntd ntf nti ntn ntr nts ntt ra- raa rab rad raf rai ran rar ras rat rba rbb rbd rbf rbi rbn rbr rbs rbt rda rdb rdd rdf rdi rdn rdr rds rdt rfa rfb rfd rff rfi rfn rfr rfs rft ria rib rid rif rii rin rir ris rit rna rnb rnd rni rnn rnr rns rnt rra rrb rrd rrf rri rrn rrr rrs rrt rsa rsb rsd rsf rsi rsn rsr rss rst rta rtb rtd rtf rti rtn rtr rts rtt saa sab sad saf sai san sar sas sat sba sbb sbd sbf sbi sbn sbr sbs sbt sda sdb sdd sdf sdi sdn sdr sds sdt sfa sfb sfd sff sfi sfn sfr sfs sft sia sib sid sif sii sin sir sis sit sna snb snd snf sni snn snr sns snt sr- sra srb srd srf sri srn srr srs srt ss- ssa ssb ssd ssf ssi ssn ssr sss sst sta stb std stf sti stn str sts stt taa tab tad taf tai tan tar tas tat tba tbb tbd tbf tbi tbn tbr tbs tbt tda tdb tdd tdf tdi tdn tdr tds tdt tfa tfb tfd tff tfi tfn tfr tfs tft tia tib tid tif tii tin tir tis tit tna tnb tnd tnf tni tnn tnr tns tnt tra trb trd trf tri trn trr trs trt tsa tsb tsd tsf tsi tsn tsr tss tst tta ttb ttd ttf tti ttn ttr tts ttt

-ana a-ii aaaa aaab aaad aaaf aaai aaan aaar aaas aaba aabb aabd aabi aabt aada aadi aads aadt aafa aafb aafd aaff aafi aaib aaii aain aais aana aand aani aara aard aari aars aart aasa aasd aasf aasi aass aast aata aatf aatt abaa abab abad abaf abai aban abar abas abat abb- abba abbb abbi abbr abbs abbt abda abdi abff abia abib abid abin abir abis abit abra abri abrs abs- absa absd absf absi abss abta abts adaa adab adad adai adan adar adas adat adba adbi adda addd addi addn addr adds adfa adfs adia adib adif adin adir adis adit adna adni adns adra adrs adsa adsi adsr adss adst adta adts afaa afad afan afar afat afbs afdb affa affi affs afft afia afib afid afif afin afir afis afit afr- afra afri afrs afsa afsb afst afta aftn afts aiai aian aias aiba aibn aida aidb aidi aidr aids aidt aifd aiff aifs aiia aiib aiid aiin aiir aina aind aini ains aint aira aird airi airs airt aisa aisb aisd aisi aisr aist aita aitf aiti aitr aits aitt ana- anaa anab anad anai anan anar anas anat anba anbb anbi and- anda andi andr ands andt anfa ania anib anif anin anir anis anit anna annb anni anns annt anri ansa ansd ansf ansi ant- anta anti antr ants antt arab arad araf arai aran arar aras arat arba arbi arbs arda ardf ardi ards arfa arfb arff arfs arft aria arib arid