-al -er a-a a-i aaa aae aaf aag aai aal aap aar aas aea aee aef aeg aei ael aep aer aes af- afa afe aff afg afi afl afp afr afs ag- aga age agf agg agi agl agp agr ags ai- aia aie aif aig aii ail aip air ais al- ala ale alf alg ali all alp alr als ap- apa ape apf apg api apl app apr aps ar- ara are arf arg ari arl arp arr ars as- asa ase asf asg asi asl asp asr ass eaa eae eaf eag eai eal eap ear eas eea eee eef eeg eel eep eer ees ef- efa efe eff efg efi efl efp efr efs ega ege egf egg egi egl egp egr egs eia eie eif eig eii eil eip eir eis ela ele elf elg eli ell elp elr els ep- epa epe epf epg epi epl epp epr eps era ere erf erg eri erl erp err ers es- esa ese esf esg esi esl esp esr ess faa fae faf fag fai fal fap far fas fea fee fef feg fei fel fep fer fes ffa ffe fff ffg ffi ffl ffp ffr ffs fga fge fgf fgg fgi fgl fgp fgr fgs fia fie fif fig fii fil fip fir fis fla fle flf flg fli fll flp flr fls fpa fpe fpg fpi fpl fpp fpr fps fra fre frf frg fri frl frp frr frs fsa fse fsf fsg fsi fsl fsp fsr fss g-p gaa gae gaf gag gai gal gap gar gas ge- gea gee gef geg gei gel gep ger ges gfa gfe gff gfi gfl gfp gfr gfs gga ggg ggi ggp ggr ggs gia gie gif gig gii gil gip gir gis gla gle glf glg gli gll glp glr gls gpa gpe gpf gpg gpi gpl gpp gpr gps gra gre grf grg gri grl grp grr grs gsa gse gsf gsg gsi gsl gsp gsr gss i-f ia- iaa iae iaf iag iai ial iap iar ias ie- iea iee ief ieg iei iel iep ier ies ifa ife iff ifg ifi ifl ifp ifr ifs iga ige igf igg igi igl igp igr igs iia iie iif iii iil iip iir iis il- ila ile ilf ilg ili ill ilp ilr ils ipa ipe ipf ipg ipi ipl ipp ipr ips ir- ira ire irf irg iri irl irp irr irs is- isa ise isf isg isi isl isp isr iss l-p la- laa lae laf lag lai lal lap lar las lea lee lef leg lei lel lep ler les lfa lfe lff lfg lfi lfl lfp lfr lfs lga lge lgf lgg lgi lgl lgp lgr lgs lia lie lif lig lii lil lip lir lis lla lle llf llg lli lll llp llr lls lpa lpe lpf lpg lpi lpl lpp lpr lps lra lrf lrg lri lrp lrr lrs lsa lse lsf lsg lsi lsl lsp lsr lss p-p paa pae paf pag pai pal pap par pas pea pee pef peg pei pel pep per pes pfa pfe pff pfg pfi pfl pfp pfr pfs pga pge pgf pgg pgi pgl pgp pgr pgs pia pie pif pig pii pil pip pir pis pla ple plf plg pli pll plp plr pls ppa ppe ppf ppg ppi ppl ppp ppr pps pra pre prf prg pri prl prp prr prs ps- psa pse psf psg psi psl psp psr pss ra- raa rae raf rag rai ral rap rar ras re- rea ree ref reg rei rel rep rer res rfa rfe rff rfg rfi rfl rfp rfr rfs rga rge rgf rgg rgi rgp rgr rgs ria rie rif rig rii ril rip rir ris rla rle rlf rlg rli rll rlp rlr rls rpa rpe rpf rpg rpi rpl rpp rpr rps rra rrf rrg rri rrl rrp rrr rrs rsa rse rsf rsg rsi rsl rsp rsr rss saa sae saf sag sai sal sap sar sas se- sea see sef seg sei sel sep ser ses sfa sfe sff sfg sfi sfl sfp sfr sfs sga sge sgf sgg sgi sgl sgp sgr sgs sia sie sif sig sii sil sip sir sis sla sle slf slg sli sll slp slr sls spa spe spf spg spi spl spp spr sps sr- sra sre srf srg sri srl srp srr srs ss- ssa sse ssf ssg ssi ssl ssp ssr sss