-al -er a-a a-b a-i a-t aaa aab aae aaf aag aai aal aar aas aat aau ab- aba abb abe abf abg abi abl abr abs abt abu aea aeb aee aef aeg aei ael aer aes aet aeu af- afa afb afe aff afg afi afl afr afs aft afu ag- aga agb age agf agg agi agl agr ags agt agu ai- aia aib aie aif aig aii ail air ais ait aiu al- ala alb ale alf alg ali all alr als alt alu ar- ara arb are arf arg ari arl arr ars art aru as- asa asb ase asf asg asi asl asr ass ast asu at- ata atb ate atf atg ati atl atr ats att atu au- aua aub aue auf aug aui aul aur aus aut b-u baa bab bae baf bag bai bal bar bas bat bau bba bbb bbe bbf bbg bbi bbl bbr bbs bbt bbu be- bea beb bee bef beg bei bel ber bes bet beu bfa bfb bfe bff bfg bfi bfl bfr bfs bft bfu bga bgb bge bgf bgg bgi bgl bgr bgs bgt bgu bi- bia bib bie bif big bii bil bir bis bit biu bla blb ble blf blg bli bll blr bls blt blu bra brb bre brf brg bri brl brr brs brt bru bsa bsb bse bsf bsg bsi bsl bsr bss bst bsu bta btb bte btf btg bti btl btr bts btt btu bua bub bue buf bug bui bul bur bus but buu eaa eab eae eaf eag eai eal ear eas eat eau eba ebb ebe ebf ebg ebi ebl ebr ebs ebt ebu eea eeb eee eef eeg eel eer ees eet ef- efa efb efe eff efg efi efl efr efs eft ega egb ege egf egg egi egl egr egs egt egu eia eib eie eif eig eii eil eir eis eit eiu ela elb ele elf elg eli ell elr els elt elu era erb ere erf erg eri erl err ers ert eru es- esa esb ese esf esg esi esl esr ess est esu eta etb ete etf etg eti etl etr ets ett etu eu- eua eub eue euf eug eui eul eur eus eut faa fab fae faf fag fai fal far fas fat fau fba fbb fbe fbf fbg fbi fbl fbr fbs fbt fbu fea feb fee fef feg fei fel fer fes fet feu ffa ffe fff ffg ffi ffl ffr ffs fft ffu fga fgb fge fgf fgg fgi fgl fgr fgs fgt fia fib fie fif fig fii fil fir fis fit fiu fla flb fle flf flg fli fll flr fls flt flu fra frb fre frf frg fri frl frr frs frt fru fsa fsb fse fsf fsg fsi fsl fsr fss fst fsu fta ftb fte ftf ftg fti ftl ftr fts ftt ftu fua fub fue fuf fug fui ful fur fus fut fuu gaa gab gae gaf gag gai gal gar gas gat gau gba gbe gbf gbg gbi gbl gbr gbs gbt gbu ge- gea geb gee gef geg gei gel ger ges get geu gfa gfb gfe gff gfi gfl gfr gfs gft gga ggb ggg ggi ggr ggs ggt ggu gia gib gie gif gig gii gil gir gis git giu gla glb gle glf glg gli gll glr gls glt glu gra grb gre grf grg gri grl grr grs grt gru gsa gsb gse gsf gsg gsi gsl gsr gss gst gsu gta gtb gte gtf gtg gti gtl gtr gts gtt gtu gu- gua gub gue guf gug gui gul gur gus gut guu i-f ia- iaa iab iae iaf iag iai ial iar ias iat iau iba ibb ibe ibf ibg ibi ibl ibr ibs ibt ibu ie- iea iee ief ieg iei iel ier ies iet ifa ifb ife iff ifg ifi ifl ifr ifs ift ifu iga igb ige igf igg igi igl igr igs igt igu iia iib iie iif iii iil iir iis iit iiu il- ila ilb ile ilf ilg ili ill ilr ils ilt ilu ir- ira irb ire irf irg iri irl irr irs irt iru is- isa isb ise isf isg isi isl isr iss ist isu ita itb ite itf itg iti itl its itt itu iu- iua iub iue iug iui iur ius iut la- laa lab lae laf lag lai lal lar las lat lau lba lbb lbe lbf lbg lbi lbl lbr lbs lbt lbu lea leb lee lef leg lei lel ler les let leu lfa lfb lfe lff lfg lfi lfl lfr lfs lft lfu lga lgb lge lgf lgg lgi lgl lgr lgs lgt lgu lia lib lie lif lig lii lil lir lis lit liu lla llb lle llf llg lli lll llr lls llt llu lra lrb lrf lrg lri lrr lrs lrt lru lsa lsb lse lsf lsg lsi lsl lsr lss lst lsu lta ltb lte ltf ltg lti ltl ltr lts ltt ltu lua lub lue luf lug lui lul lur lus lut luu ra- raa rab rae raf rag rai ral rar ras rat rau rba rbb rbe rbf rbg rbi rbl rbr rbs rbt rbu re- rea reb ree ref reg rei rel rer res ret reu rfa rfb rfe rff rfg rfi rfl rfr rfs rft rfu rga rgb rge rgf rgg rgi rgr rgs rgt ria rib rie rif rig rii ril rir ris rit rla rle rlf rlg rli rll rlr rls rlt rlu rra rrb rrf rrg rri rrl rrr rrs rrt rru rsa rsb rse rsf rsg rsi rsl rsr rss rst rsu rta rtb rte rtf rtg rti rtl rtr rts rtt rtu rua rub rue ruf rug rui rur rus rut ruu saa sab sae saf sag sai sal sar sas sat sau sba sbb sbe sbf sbg sbi sbl sbr sbs sbt sbu se- sea seb see sef