a-a a-b a-t aaa aab aaj aan aar aas aat ab- aba abb abj abn abr abs abt aja ajb ajj ajn ajr ajs ajt an- ana anb anj ann anr ans ant ar- ara arb arj arn arr ars art as- asa asb asj asn asr ass ast at- ata atb atn atr ats att baa bab baj ban bar bas bat bba bbb bbn bbr bbs bbt bja bjj bjn bjr bjs bjt bna bnb bnj bnn bnr bns bnt bra brb brj brn brr brs brt bsa bsb bsj bsn bsr bss bst bta btb btn btr bts btt jaa jab jaj jan jar jas jat jba jbj jbr jbs jbt jja jjb jjj jjr jjs jna jnj jnn jnr jns jnt jra jrb jrn jrr jrs jrt jsa jsb jsj jsn jsr jss jst jta jtb jtn jtr jts jtt naa nab naj nan nar nas nat nba nbb nbn nbr nbs nbt nja njn njs nna nnb nnn nns nnt nra nrb nrj nrn nrr nrs nrt nsa nsb nsn nsr nss nst nta ntb ntn ntr nts ntt ra- raa rab raj ran rar ras rat rba rbb rbn rbr rbs rbt rja rjr rna rnb rnn rnr rns rnt rra rrb rrn rrr rrs rrt rsa rsb rsj rsn rsr rss rst rta rtb rtj rtn rtr rts rtt saa sab saj san sar sas sat sba sbb sbj sbn sbr sbs sbt sja sjb sjj sjr sjs sjt sna snb snj snn snr sns snt sr- sra srb srj srn srr srs srt ss- ssa ssb ssj ssn ssr sss sst sta stb stj stn str sts stt taa tab taj tan tar tas tat tba tbb tbj tbn tbr tbs tbt tjr tjs tna tnb tnn tnr tns tnt tra trb trn trr trs trt tsa tsb tsj tsn tsr tss tst tta ttb ttn ttr tts ttt