-al -ol a-a a-b aaa aab aag aal aan aao aar aas aau ab- aba abb abg abl abn abo abr abs abu ag- aga agb agg agl agn ago agr ags agu al- ala alb alg all aln alo alr als alu an- ana anb ang anl ann ano anr ans anu aoa aob aog aol aon aoo aor aos aou ar- ara arb arg arl arn aro arr ars aru as- asa asb asg asl asn aso asr ass asu au- aua aub aug aul aun auo aur aus b-u baa bab bag bal ban bao bar bas bau bba bbb bbg bbl bbn bbo bbr bbs bbu bga bgb bgg bgl bgn bgo bgr bgs bgu bla blb blg bll bln blo blr bls blu bna bnb bng bnl bnn bno bnr bns bnu boa bob bog bol bon boo bor bos bou bra brb brg brl brn bro brr brs bru bsa bsb bsg bsl bsn bso bsr bss bsu bua bub bug bul bun buo bur bus buu gaa gab gag gal gan gao gar gas gau gba gbg gbl gbn gbo gbr gbs gbu gga ggb ggg ggn ggo ggr ggs ggu gla glb glg gll gln glo glr gls glu gna gnb gnl gnn gno gnr gns gnu goa gob gog gol gon goo gor gos gou gra grb grg grl grn gro grr grs gru gsa gsb gsg gsl gsn gso gsr gss gsu gu- gua gub gug gul gun guo gur gus guu la- laa lab lag lal lan lao lar las lau lba lbb lbg lbl lbo lbr lbs lbu lga lgb lgg lgl lgn lgo lgr lgs lgu lla llb llg lll lln llo llr lls llu lna lnb lng lnl lnn lno lnr lns lnu loa lob log lol lon loo lor los lou lra lrb lrg lrn lro lrr lrs lru lsa lsb lsg lsl lsn lso lsr lss lsu lua lub lug lul lun luo lur lus luu naa nab nag nal nan nao nar nas nau nba nbb nbg nbl nbn nbo nbr nbs nbu nga ngb ngg ngl ngn ngo ngs ngu nla nlb nlg nll nln nlo nlr nls nlu nna nnb nng nnl nnn nno nns nnu no- noa nob nog nol non noo nor nos nou nra nrb nrg nrl nrn nro nrr nrs nru nsa nsb nsg nsl nsn nso nsr nss nsu nua nub nug nul nun nuo nur nus nuu oaa oab oag oal oan oao oar oas oau ob- oba obb obg obl obn obo obr obs obu oga ogg ogl ogn ogo ogs ola olb olg oll oln olo ols olu on- ona onb ong onl onn ono onr ons onu oo- ooa oob oog ool oon ooo oor oos or- ora orb org orl orn oro orr ors oru os- osa osb osg osl osn oso osr oss osu ou- oua oul oun ouo our ous ra- raa rab rag ral ran rao rar ras rau rba rbb rbg rbl rbn rbo rbr rbs rbu rga rgb rgg rgn rgo rgr rgs rla rlg rll rln rlo rlr rls rlu rna rnb rng rnn rno rnr rns rnu roa rob rog rol ron roo ror ros rou rra rrb rrg rrl rrn rrr rrs rru rsa rsb rsg rsl rsn rso rsr rss rsu rua rub rug run ruo rur rus ruu saa sab sag sal san sao sar sas sau sba sbb sbg sbl sbn sbo sbr sbs sbu sga sgb sgg sgl sgn sgo sgr sgs sgu sla slb slg sll sln slo slr sls slu sna snb sng snl snn sno snr sns snu soa sob sog sol son soo sor sos sou sr- sra srb srg srl srn sro srr srs ss- ssa ssb ssg ssl ssn sso ssr sss ssu sua sub sug sul sun suo sur sus suu ua- uaa uab uag ual uan uao uar uas uau uba ubb ubg ubl ubn ubo ubr ubs ubu uga ugb ugg ugl ugn ugo ugr ugs ugu ula ulb ulg ull uln ulo ulr uls ulu un- una unb ung unl unn uno unr uns unu uoa uob uog uol uon uoo uor uos ur- ura urb urg url urn uro urr urs uru usa usb usg usl usn uso usr uss usu uua uug uun uur uus uuu