-al -ol a-a a-b aaa aab aad aaf aaj aal aao aar aas ab- aba abb abd abf abj abl abo abr abs ad- ada adb add adf adj adl ado adr ads af- afa afb afd aff afj afl afo afr afs aja ajb ajd ajf ajj ajl ajo ajr ajs al- ala alb ald alf alj all alo alr als aoa aob aod aof aoj aol aoo aor aos ar- ara arb ard arf arj arl aro arr ars as- asa asb asd asf asj asl aso asr ass baa bab bad baf baj bal bao bar bas bba bbb bbd bbf bbl bbo bbr bbs bda bdb bdd bdf bdj bdl bdo bdr bds bfa bfb bfd bff bfj bfl bfo bfr bfs bja bjd bjf bjj bjr bjs bla blb bld blf blj bll blo blr bls boa bob bod bof boj bol boo bor bos bra brb brd brf brj brl bro brr brs bsa bsb bsd bsf bsj bsl bso bsr bss daa dab dad daf daj dal dao dar das dba dbb dbd dbf dbl dbo dbr dbs dda ddb ddd ddf ddl ddo ddr dds dfa dfb dfd dff dfj dfl dfo dfr dfs dj- dja djb djd djf djl djo djs dl- dla dlb dld dlf dlj dll dlo dlr dls doa dob dod dof doj dol doo dor dos dra drb drd drj drl dro drr drs dsa dsb dsd dsf dsj dsl dso dsr dss faa fab fad faf faj fal fao far fas fba fbb fbd fbf fbl fbo fbr fbs fda fdb fdd fdf fdj fdl fdo fdr fds ffa ffd fff ffl ffo ffr ffs fja fjb fjd fjs fla flb fld flf fll flo flr fls foa fob fof fol foo for fos fra frb frd frf frj frl fro frr frs fsa fsb fsd fsf fsj fsl fso fsr fss j-d jaa jab jad jaf jaj jal jao jar jas jba jbf jbj jbl jbo jbr jbs jda jdb jdf jdl jdo jdr jds jfa jfb jfd jff jfj jfl jfo jfr jfs jja jjb jjf jjj jjl jjr jjs jla jlb jlf jll jlo jlr jls joa job jod jof joj jol joo jor jos jra jrb jrf jrl jro jrr jrs jsa jsb jsd jsf jsj jsl jso jsr jss la- laa lab lad laf laj lal lao lar las lba lbb lbd lbf lbj lbl lbo lbr lbs lda ldb ldd ldf ldj ldl ldo ldr lds lfa lfb lfd lff lfl lfo lfr lfs ljf ljj ljs lla llb lld llf llj lll llo llr lls loa lob lod lof loj lol loo lor los lra lrb lrd lrf lro lrr lrs lsa lsb lsd lsf lsj lsl lso lsr lss oaa oab oad oaf oaj oal oao oar oas ob- oba obb obd obf obj obl obo obr obs oda odb odd odf odl odo odr ods of- ofa ofb ofd off ofl ofo ofr ofs oja ojb ojd ojo ojs ola olb old olf oll olo ols oo- ooa oob ood oof ool ooo oor oos or- ora orb ord orf orl oro orr ors os- osa osb osd osf osj osl oso osr oss ra- raa rab rad raf raj ral rao rar ras rba rbb rbd rbf rbl rbo rbr rbs rda rdb rdd rdf rdj rdl rdo rdr rds rfa rfb rfd rff rfj rfl rfo rfr rfs rja rjf rjr rla rld rlf rll rlo rlr rls roa rob rod rof roj rol roo ror ros rra rrb rrd rrf rrl rrr rrs rsa rsb rsd rsf rsj rsl rso rsr rss saa sab sad saf saj sal sao sar sas sba sbb sbd sbf sbj sbl sbo sbr sbs sda sdb sdd sdf sdj sdl sdo sdr sds sfa sfb sfd sff sfj sfl sfo sfr sfs sja sjb sjd sjf sjj sjr sjs sla slb sld slf slj sll slo slr sls soa sob sod sof soj sol soo sor sos sr- sra srb srd srf srj srl sro srr srs ss- ssa ssb ssd ssf ssj ssl sso ssr sss

a-do aaaa aaab aaad aaaf aaal aaar aaas aaba aabb aabd aabl aada aads aafa aafb aafd aaff aafl aala aald aall aalo aals aaoo aara aard aaro aars aasa aasd aasf aass abaa abab abad abaf abaj abal abar abas abb- abba abbb abbo abbr abbs abda abdo abff abjs abla ablj ablo abls aboa abob abod abof abol aboo abor abos abra abro abrs abs- absa absd absf absl abss adaa adab adad adal adao adar adas adba adda addd addl addo addr adds adfa adfl adfs adja adjs adls adob adod adoo ador ados adra adro adrs adsa adsl adso adsr adss afaa afad afao afar afbs afdb afdl affa affo affs afla afoa afol afoo afor afr- afra afro afrs afsa afsb ajab ajao ajar ajas ajba ajla ajob ajoo ajss alaa alad alal alao alar alas alb- alba albo albs ald- alda aldl aldo alds alfa alfs aljr aljs all- alla alll allo allr alls aloa alod alof alol aloo alor alos alro alsa also aoba aola aora aorb aors aosd aoss arab arad araf aral arar aras arba arbs arda ardf ardl ardo ards arfa arfb arff arfs arja arjo arla arlo aroa arob arod aroo aror aros arr- arra arro arrr arrs ars- arsa arsd arso asaa asab asad asaf asal asao asar asas asba asbo asda asdf asdl asdo asds asfa asja asla aslo aslr asob asod asof asor asos asra asro asrs assa assd assl asso assr asss baaa baad baaf baal baar baas baba babb babo babr babs bada badb badd bado badr bads baff bafo baja bajs bala bald balf ball balo bals baol baos bar- bara barb bard barf baro barr bars basa basf baso bass bbad bbas bbbb bbbs bbdd bbdo bblb bbls bd-j bd-r bdls bdos bdsd bfas bffl bffs bfsr bjoa blaa blab blad blaj blas