-al -er a-a a-i aaa aad aae aaf aai aal aap aar aas ad- ada add ade adf adi adl adp adr ads aea aed aee aef aei ael aep aer aes af- afa afd afe aff afi afl afp afr afs ai- aia aid aie aif aii ail aip air ais al- ala ald ale alf ali all alp alr als ap- apa apd ape apf api apl app apr aps ar- ara ard are arf ari arl arp arr ars as- asa asd ase asf asi asl asp asr ass daa dad dae daf dai dal dap dar das dda ddd dde ddf ddi ddl ddp ddr dds de- dea ded dee def dei del dep der des dfa dfd dfe dff dfi dfl dfp dfr dfs di- dia did die dif dii dil dip dir dis dl- dla dld dle dlf dli dll dlp dlr dls dpa dpd dpe dpf dpi dpl dpp dpr dps dra drd dre dri drl drp drr drs dsa dsd dse dsf dsi dsl dsp dsr dss eaa ead eae eaf eai eal eap ear eas ed- eda edd ede edf edi edl edp edr eds eea eed eee eef eel eep eer ees ef- efa efd efe eff efi efl efp efr efs eia eid eie eif eii eil eip eir eis ela eld ele elf eli ell elp elr els ep- epa epd epe epf epi epl epp epr eps era erd ere erf eri erl erp err ers es- esa esd ese esf esi esl esp esr ess faa fad fae faf fai fal fap far fas fda fdd fde fdf fdi fdl fdp fdr fds fea fed fee fef fei fel fep fer fes ffa ffd ffe fff ffi ffl ffp ffr ffs fia fid fie fif fii fil fip fir fis fla fld fle flf fli fll flp flr fls fpa fpd fpe fpi fpl fpp fpr fps fra frd fre frf fri frl frp frr frs fsa fsd fse fsf fsi fsl fsp fsr fss i-d i-f ia- iaa iad iae iaf iai ial iap iar ias ida idd ide idf idi idl idp idr ids ie- iea ied iee ief iei iel iep ier ies ifa ifd ife iff ifi ifl ifp ifr ifs iia iid iie iif iii iil iip iir iis il- ila ild ile ilf ili ill ilp ilr ils ipa ipd ipe ipf ipi ipl ipp ipr ips ir- ira ird ire irf iri irl irp irr irs is- isa isd ise isf isi isl isp isr iss l-p la- laa lad lae laf lai lal lap lar las lda ldd lde ldf ldi ldl ldp ldr lds lea led lee lef lei lel lep ler les lfa lfd lfe lff lfi lfl lfp lfr lfs lia lid lie lif lii lil lip lir lis lla lld lle llf lli lll llp llr lls lpa lpd lpe lpf lpi lpl lpp lpr lps lra lrd lrf lri lrp lrr lrs lsa lsd lse lsf lsi lsl lsp lsr lss p-p paa pad pae paf pai pal pap par pas pda pdd pde pdf pdi pdl pdp pdr pds pea ped pee pef pei pel pep per pes pfa pfd pfe pff pfi pfl pfp pfr pfs pia pid pie pif pii pil pip pir pis pla pld ple plf pli pll plp plr pls ppa ppd ppe ppf ppi ppl ppp ppr pps pra prd pre prf pri prl prp prr prs ps- psa psd pse psf psi psl psp psr pss ra- raa rad rae raf rai ral rap rar ras rda rdd rde rdf rdi rdl rdp rdr rds re- rea red ree ref rei rel rep rer res rfa rfd rfe rff rfi rfl rfp rfr rfs ria rid rie rif rii ril rip rir ris rla rld rle rlf rli rll rlp rlr rls rpa rpd rpe rpf rpi rpl rpp rpr rps rra rrd rrf rri rrl rrp rrr rrs rsa rsd rse rsf rsi rsl rsp rsr rss saa sad sae saf sai sal sap sar sas sda sdd sde sdf sdi sdl sdp sdr sds se- sea sed see sef sei sel sep ser ses sfa sfd sfe sff sfi sfl sfp sfr sfs sia sid sie sif sii sil sip sir sis sla sld sle slf sli sll slp slr sls spa spd spe spf spi spl spp spr sps sr- sra srd sre srf sri srl srp srr srs ss- ssa ssd sse ssf ssi ssl ssp ssr sss