-al -ol a-a a-b aaa aab aad aag aal aao aar aas ab- aba abb abd abg abl abo abr abs ad- ada adb add adg adl ado adr ads ag- aga agb agd agg agl ago agr ags al- ala alb ald alg all alo alr als aoa aob aod aog aol aoo aor aos ar- ara arb ard arg arl aro arr ars as- asa asb asd asg asl aso asr ass baa bab bad bag bal bao bar bas bba bbb bbd bbg bbl bbo bbr bbs bda bdb bdd bdg bdl bdo bdr bds bga bgb bgd bgg bgl bgo bgr bgs bla blb bld blg bll blo blr bls boa bob bod bog bol boo bor bos bra brb brd brg brl bro brr brs bsa bsb bsd bsg bsl bso bsr bss daa dab dad dag dal dao dar das dba dbb dbd dbg dbl dbo dbr dbs dda ddb ddd ddg ddl ddo ddr dds dga dgd dgg dgl dgr dgs dl- dla dlb dld dlg dll dlo dlr dls doa dob dod dog dol doo dor dos dra drb drd drg drl dro drr drs dsa dsb dsd dsg dsl dso dsr dss g-d gaa gab gad gag gal gao gar gas gba gbd gbg gbl gbo gbr gbs gda gdb gdd gdl gdo gdr gds gga ggb ggd ggg ggo ggr ggs gla glb gld glg gll glo glr gls goa gob god gog gol goo gor gos gra grb grd grg grl gro grr grs gsa gsb gsd gsg gsl gso gsr gss la- laa lab lad lag lal lao lar las lba lbb lbd lbg lbl lbo lbr lbs lda ldb ldd ldg ldl ldo ldr lds lga lgb lgd lgg lgl lgo lgr lgs lla llb lld llg lll llo llr lls loa lob lod log lol loo lor los lra lrb lrd lrg lro lrr lrs lsa lsb lsd lsg lsl lso lsr lss oaa oab oad oag oal oao oar oas ob- oba obb obd obg obl obo obr obs oda odb odd odg odl odo odr ods oga ogd ogg ogl ogo ogs ola olb old olg oll olo ols oo- ooa oob ood oog ool ooo oor oos or- ora orb ord org orl oro orr ors os- osa osb osd osg osl oso osr oss ra- raa rab rad rag ral rao rar ras rba rbb rbd rbg rbl rbo rbr rbs rda rdb rdd rdg rdl rdo rdr rds rga rgb rgd rgg rgo rgr rgs rla rld rlg rll rlo rlr rls roa rob rod rog rol roo ror ros rra rrb rrd rrg rrl rrr rrs rsa rsb rsd rsg rsl rso rsr rss saa sab sad sag sal sao sar sas sba sbb sbd sbg sbl sbo sbr sbs sda sdb sdd sdg sdl sdo sdr sds sga sgb sgd sgg sgl sgo sgr sgs sla slb sld slg sll slo slr sls soa sob sod sog sol soo sor sos sr- sra srb srd srg srl sro srr srs ss- ssa ssb ssd ssg ssl sso ssr sss