-al -ol a-a a-b a-i aaa aab aaf aag aai aal aan aao aar aas aau ab- aba abb abf abg abi abl abn abo abr abs abu af- afa afb aff afg afi afl afn afo afr afs afu ag- aga agb agf agg agi agl agn ago agr ags agu ai- aia aib aif aig aii ail ain aio air ais aiu al- ala alb alf alg ali all aln alo alr als alu an- ana anb anf ang ani anl ann ano anr ans anu aoa aob aof aog aoi aol aon aoo aor aos aou ar- ara arb arf arg ari arl arn aro arr ars aru as- asa asb asf asg asi asl asn aso asr ass asu au- aua aub auf aug aui aul aun auo aur aus b-u baa bab baf bag bai bal ban bao bar bas bau bba bbb bbf bbg bbi bbl bbn bbo bbr bbs bbu bfa bfb bff bfg bfi bfl bfn bfo bfr bfs bfu bga bgb bgf bgg bgi bgl bgn bgo bgr bgs bgu bi- bia bib bif big bii bil bin bio bir bis biu bla blb blf blg bli bll bln blo blr bls blu bna bnb bnf bng bni bnl bnn bno bnr bns bnu boa bob bof bog boi bol bon boo bor bos bou bra brb brf brg bri brl brn bro brr brs bru bsa bsb bsf bsg bsi bsl bsn bso bsr bss bsu bua bub buf bug bui bul bun buo bur bus buu faa fab faf fag fai fal fan fao far fas fau fba fbb fbf fbg fbi fbl fbn fbo fbr fbs fbu ffa fff ffg ffi ffl ffn ffo ffr ffs ffu fga fgb fgf fgg fgi fgl fgn fgr fgs fia fib fif fig fii fil fin fir fis fiu fla flb flf flg fli fll fln flo flr fls flu fna fnb fnf fng fni fnl fnn fnr fns fnu foa fob fof fog foi fol fon foo for fos fou fra frb frf frg fri frl frn fro frr frs fru fsa fsb fsf fsg fsi fsl fsn fso fsr fss fsu fua fub fuf fug fui ful fun fuo fur fus fuu gaa gab gaf gag gai gal gan gao gar gas gau gba gbf gbg gbi gbl gbn gbo gbr gbs gbu gfa gfb gff gfi gfl gfo gfr gfs gga ggb ggg ggi ggn ggo ggr ggs ggu gia gib gif gig gii gil gin gio gir gis giu gla glb glf glg gli gll gln glo glr gls glu gna gnb gnf gni gnl gnn gno gnr gns gnu goa gob gof gog goi gol gon goo gor gos gou gra grb grf grg gri grl grn gro grr grs gru gsa gsb gsf gsg gsi gsl gsn gso gsr gss gsu gu- gua gub guf gug gui gul gun guo gur gus guu i-f ia- iaa iab iaf iag iai ial ian iao iar ias iau iba ibb ibf ibg ibi ibl ibn ibo ibr ibs ibu ifa ifb iff ifg ifi ifl ifn ifo ifr ifs ifu iga igb igf igg igi igl ign igo igr igs igu iia iib iif iii iil iin iio iir iis iiu il- ila ilb ilf ilg ili ill iln ilo ilr ils ilu in- ina inb inf ing ini inl inn ino inr ins inu io- ioa iob iof iog ioi iol ion ioo ior ios iou ir- ira irb irf irg iri irl irn iro irr irs iru is- isa isb isf isg isi isl isn iso isr iss isu iu- iua iub iug iui iur ius la- laa lab laf lag lai lal lan lao lar las lau lba lbb lbf lbg lbi lbl lbo lbr lbs lbu lfa lfb lff lfg lfi lfl lfn lfo lfr lfs lfu lga lgb lgf lgg lgi lgl lgn lgo lgr lgs lgu lia lib lif lig lii lil lin lio lir lis liu lla llb llf llg lli lll lln llo llr lls llu lna lnb lng lni lnl lnn lno lnr lns lnu loa lob lof log loi lol lon loo lor los lou lra lrb lrf lrg lri lrn lro lrr lrs lru lsa lsb lsf lsg lsi lsl lsn lso lsr lss lsu lua lub luf lug lui lul lun luo lur lus luu n-i naa nab naf nag nai nal nan nao nar nas nau nba nbb nbf nbg nbi nbl nbn nbo nbr nbs nbu nfa nfb nff nfi nfl nfn nfo nfr nfs nfu nga ngb ngf ngg ngi ngl ngn ngo ngs ngu nia nib nif nig nii nil nin nio nir nis niu nla nlb nlf nlg nli nll nln nlo nlr nls nlu nna nnb nnf nng nni nnl nnn nno nns nnu no- noa nob nof nog noi nol non noo nor nos nou nra nrb nrf nrg nri nrl nrn nro nrr nrs nru nsa nsb nsf nsg nsi nsl nsn nso nsr nss nsu nua nub nug nui nul nun nuo nur nus nuu o-i oaa oab oaf oag oai oal oan oao oar oas oau ob- oba obb obf obg obi obl obn obo obr obs obu of- ofa ofb off ofg ofi ofl ofn ofo ofr ofs ofu oga ogf ogg ogi ogl ogn ogo ogs oia oib oif oii oil oin oio oir ois oiu ola olb olf olg oli oll oln olo ols olu on- ona onb onf ong oni onl onn ono onr ons onu oo- ooa oob oof oog ooi ool oon ooo oor oos or- ora orb orf org ori orl orn oro orr ors oru os- osa osb osf osg osi osl osn oso osr oss osu ou- oua ouf oui oul oun ouo our ous ra- raa rab raf rag rai ral ran rao rar ras rau rba rbb rbf rbg rbi rbl rbn rbo rbr rbs rbu rfa rfb rff rfg rfi rfl rfn rfo