-al -er a-a a-c aaa aac aad aae aaf aal aar aas aau ac- aca acc acd ace acf acl acr acs acu ad- ada adc add ade adf adl adr ads adu aea aec aed aee aef ael aer aes aeu af- afa afc afd afe aff afl afr afs afu al- ala alc ald ale alf all alr als alu ar- ara arc ard are arf arl arr ars aru as- asa asc asd ase asf asl asr ass asu au- aua auc aud aue auf aul aur aus c-- caa cac cad cae caf cal car cas cau cca ccc ccd cce ccf ccl ccr ccs ccu cda cdc cdd cde cdf cdl cdr cds cdu ce- cea cec ced cee cef cel cer ces ceu cfa cfc cfd cfe cff cfl cfr cfs cfu cl- cla clc cld cle clf cll clr cls clu cra crc crd cre crf crl crr crs cru csa csc csd cse csf csl csr css csu cua cuc cud cue cuf cul cur cus cuu daa dac dad dae daf dal dar das dau dca dcc dcd dce dcf dcl dcr dcs dcu dda ddc ddd dde ddf ddl ddr dds ddu de- dea dec ded dee def del der des deu dfa dfc dfd dfe dff dfl dfr dfs dfu dl- dla dlc dld dle dlf dll dlr dls dlu dra drc drd dre drl drr drs dru dsa dsc dsd dse dsf dsl dsr dss dsu dua duc dud due duf dul dur dus eaa eac ead eae eaf eal ear eas eau ec- eca ecc ecd ece ecf ecl ecr ecs ecu ed- eda edc edd ede edf edl edr eds edu eea eec eed eee eef eel eer ees ef- efa efc efd efe eff efl efr efs ela elc eld ele elf ell elr els elu era erc erd ere erf erl err ers eru es- esa esc esd ese esf esl esr ess esu eu- eua euc eud eue euf eul eur eus faa fac fad fae faf fal far fas fau fca fcc fcd fce fcf fcl fcr fcs fcu fda fdc fdd fde fdf fdl fdr fds fdu fea fec fed fee fef fel fer fes feu ffa ffc ffd ffe fff ffl ffr ffs ffu fla flc fld fle flf fll flr fls flu fra frc frd fre frf frl frr frs fru fsa fsc fsd fse fsf fsl fsr fss fsu fua fud fue fuf ful fur fus fuu la- laa lac lad lae laf lal lar las lau lca lcc lcd lce lcf lcl lcr lcs lcu lda ldc ldd lde ldf ldl ldr lds ldu lea lec led lee lef lel ler les leu lfa lfc lfd lfe lff lfl lfr lfs lfu lla llc lld lle llf lll llr lls llu lra lrc lrd lrf lrr lrs lru lsa lsc lsd lse lsf lsl lsr lss lsu lua luc lud lue luf lul lur lus luu ra- raa rac rad rae raf ral rar ras rau rca rcc rcd rce rcf rcl rcr rcs rcu rda rdc rdd rde rdf rdl rdr rds rdu re- rea rec red ree ref rel rer res reu rfa rfc rfd rfe rff rfl rfr rfs rfu rla rlc rld rle rlf rll rlr rls rlu rra rrc rrd rrf rrl rrr rrs rru rsa rsc rsd rse rsf rsl rsr rss rsu rua ruc rud rue ruf rur rus ruu saa sac sad sae saf sal sar sas sau sca scc scd sce scf scl scr scs scu sda sdc sdd sde sdf sdl sdr sds sdu se- sea sec sed see sef sel ser ses seu sfa sfc sfd sfe sff sfl sfr sfs sfu sla slc sld sle slf sll slr sls slu sr- sra src srd sre srf srl srr srs ss- ssa ssc ssd sse ssf ssl ssr sss ssu sua suc sud sue suf sul sur sus suu ua- uaa uac uad uae uaf ual uar uas uau uca ucc ucd uce ucf ucl ucr ucs ucu uda udc udd ude udf udl udr uds udu uea uec ued uee uef uel uer ues ufa ufc ufd ufe uff ufl ufr ufs ufu ula ulc uld ule ulf ull ulr uls ulu ur- ura urc urd ure urf url urr urs uru usa usc usd use usf usl usr uss usu uua uuc uue uur uus uuu