-al -er a-a a-b a-t aaa aab aae aaf aal aan aar aas aat aau ab- aba abb abe abf abl abn abr abs abt abu aea aeb aee aef ael aen aer aes aet aeu af- afa afb afe aff afl afn afr afs aft afu al- ala alb ale alf all aln alr als alt alu an- ana anb ane anf anl ann anr ans ant anu ar- ara arb are arf arl arn arr ars art aru as- asa asb ase asf asl asn asr ass ast asu at- ata atb ate atf atl atn atr ats att atu au- aua aub aue auf aul aun aur aus aut b-u baa bab bae baf bal ban bar bas bat bau bba bbb bbe bbf bbl bbn bbr bbs bbt bbu be- bea beb bee bef bel ben ber bes bet beu bfa bfb bfe bff bfl bfn bfr bfs bft bfu bla blb ble blf bll bln blr bls blt blu bna bnb bne bnf bnl bnn bnr bns bnt bnu bra brb bre brf brl brn brr brs brt bru bsa bsb bse bsf bsl bsn bsr bss bst bsu bta btb bte btf btl btn btr bts btt btu bua bub bue buf bul bun bur bus but buu eaa eab eae eaf eal ean ear eas eat eau eba ebb ebe ebf ebl ebn ebr ebs ebt ebu eea eeb eee eef eel een eer ees eet ef- efa efb efe eff efl efr efs eft ela elb ele elf ell eln elr els elt elu en- ena enb ene enf enl enn enr ens ent enu era erb ere erf erl ern err ers ert eru es- esa esb ese esf esl esn esr ess est esu eta etb ete etf etl etn etr ets ett etu eu- eua eub eue euf eul eun eur eus eut faa fab fae faf fal fan far fas fat fau fba fbb fbe fbf fbl fbn fbr fbs fbt fbu fea feb fee fef fel fen fer fes fet feu ffa ffe fff ffl ffn ffr ffs fft ffu fla flb fle flf fll fln flr fls flt flu fna fnb fne fnf fnl fnn fnr fns fnt fnu fra frb fre frf frl frn frr frs frt fru fsa fsb fse fsf fsl fsn fsr fss fst fsu fta ftb fte ftf ftl ftn ftr fts ftt ftu fua fub fue fuf ful fun fur fus fut fuu la- laa lab lae laf lal lan lar las lat lau lba lbb lbe lbf lbl lbr lbs lbt lbu lea leb lee lef lel len ler les let leu lfa lfb lfe lff lfl lfn lfr lfs lft lfu lla llb lle llf lll lln llr lls llt llu lna lnb lne lnl lnn lnr lns lnt lnu lra lrb lrf lrn lrr lrs lrt lru lsa lsb lse lsf lsl lsn lsr lss lst lsu lta ltb lte ltf ltl ltr lts ltt ltu lua lub lue luf lul lun lur lus lut luu naa nab nae naf nal nan nar nas nat nau nba nbb nbe nbf nbl nbn nbr nbs nbt nbu ne- nea neb nee nef nel nen ner nes net neu nfa nfb nfe nff nfl nfn nfr nfs nft nfu nla nlb nle nlf nll nln nlr nls nlt nlu nna nnb nne nnf nnl nnn nns nnt nnu nra nrb nre nrf nrl nrn nrr nrs nrt nru nsa nsb nse nsf nsl nsn nsr nss nst nsu nta ntb nte ntf ntn ntr nts ntt ntu nua nub nue nul nun nur nus nut nuu ra- raa rab rae raf ral ran rar ras rat rau rba rbb rbe rbf rbl rbn rbr rbs rbt rbu re- rea reb ree ref rel ren rer res ret reu rfa rfb rfe rff rfl rfn rfr rfs rft rfu rla rle rlf rll rln rlr rls rlt rlu rna rnb rnn rnr rns rnt rnu rra rrb rrf rrl rrn rrr rrs rrt rru rsa rsb rse rsf rsl rsn rsr rss rst rsu rta rtb rte rtf rtl rtn rtr rts rtt rtu rua rub rue ruf run rur rus rut ruu saa sab sae saf sal san sar sas sat sau sba sbb sbe sbf sbl sbn sbr sbs sbt sbu se- sea seb see sef sel sen ser ses set seu sfa sfb sfe sff sfl sfn sfr sfs sft sfu sla slb sle slf sll sln slr sls slt slu sna snb sne snf snl snn snr sns snt snu sr- sra srb sre srf srl srn srr srs srt ss- ssa ssb sse ssf ssl ssn ssr sss sst ssu sta stb ste stf stl stn str sts stt stu sua sub sue suf sul sun sur sus sut suu taa tab tae taf tal tan tar tas tat tau tba tbb tbe tbf tbl tbn tbr tbs tbt tbu te- tea teb tee tef tel ten ter tes tet teu tfa tfb tfe tff tfl tfn tfr tfs tft tfu tla tle tlf tll tln tlr tls tlt tlu tna tnb tne tnf tnl tnn tnr tns tnt tra trb tre trf trl trn trr trs trt tru tsa tsb tse tsf tsl tsn tsr tss tst tsu tta ttb tte ttf ttl ttn ttr tts ttt ttu tua tub tue tuf tul tun tur tus tut tuu ua- uaa uab uae uaf ual uan uar uas uat uau uba ubb ube ubf ubl ubn ubr ubs ubt ubu uea ueb uee uef uel uen uer ues uet ufa ufe uff ufl ufn ufr ufs uft ufu ula ulb ule ulf ull uln ulr uls ult ulu un- una unb une unf unl unn unr uns unt unu ur- ura urb ure urf url urn urr urs urt uru usa usb use usf usl usn usr uss ust usu uta utb ute utf utl utn utr uts utt utu uua uue uun uur uus