a-a a-b a-t a-z aaa aab aaj aar aas aat aaz ab- aba abb abj abr abs abt abz aja ajb ajj ajr ajs ajt ar- ara arb arj arr ars art arz as- asa asb asj asr ass ast asz at- ata atb atr ats att atz az- aza azb azs azt azz baa bab baj bar bas bat baz bba bbb bbr bbs bbt bja bjj bjr bjs bjt bra brb brj brr brs brt brz bsa bsb bsj bsr bss bst bta btb btr bts btt btz bza bzr bzs bzz j-z jaa jab jaj jar jas jat jaz jba jbj jbr jbs jbt jbz jja jjb jjj jjr jjs jra jrb jrr jrs jrt jrz jsa jsb jsj jsr jss jst jta jtb jtr jts jtt ra- raa rab raj rar ras rat raz rba rbb rbr rbs rbt rja rjr rra rrb rrr rrs rrt rsa rsb rsj rsr rss rst rta rtb rtj rtr rts rtt rtz rza rzb saa sab saj sar sas sat saz sba sbb sbj sbr sbs sbt sja sjb sjj sjr sjs sjt sr- sra srb srj srr srs srt ss- ssa ssb ssj ssr sss sst ssz sta stb stj str sts stt stz sza szr taa tab taj tar tas tat taz tba tbb tbj tbr tbs tbt tbz tjr tjs tra trb trr trs trt trz tsa tsb tsj tsr tss tst tta ttb ttr tts ttt tza tzs zaa zab zaj zar zas zat zaz zbb zbr zbs zbt zrs zsa zst zsz zta ztr zzr zzs zzt zzz