-er -up eee eeg eel eep eer ees ege egg egi egl egp egr egs egu eie eig eii eil eip eir eis eiu ele elg eli ell elp elr els elu ep- epe epg epi epl epp epr eps epu ere erg eri erl erp err ers eru es- ese esg esi esl esp esr ess esu eu- eue eug eui eul eup eur eus g-p ge- gee geg gei gel gep ger ges geu ggg ggi ggp ggr ggs ggu gie gig gii gil gip gir gis giu gle glg gli gll glp glr gls glu gpe gpg gpi gpl gpp gpr gps gpu gre grg gri grl grp grr grs gru gse gsg gsi gsl gsp gsr gss gsu gu- gue gug gui gul gup gur gus guu ie- iee ieg iei iel iep ier ies ige igg igi igl igp igr igs igu iie iii iil iip iir iis iiu il- ile ilg ili ill ilp ilr ils ilu ipe ipg ipi ipl ipp ipr ips ipu ir- ire irg iri irl irp irr irs iru is- ise isg isi isl isp isr iss isu iu- iue iug iui iup iur ius l-p lee leg lei lel lep ler les leu lge lgg lgi lgl lgp lgr lgs lgu lie lig lii lil lip lir lis liu lle llg lli lll llp llr lls llu lpe lpg lpi lpl lpp lpr lps lpu lrg lri lrp lrr lrs lru lse lsg lsi lsl lsp lsr lss lsu lue lug lui lul lup lur lus luu p-p pee peg pei pel pep per pes peu pge pgg pgi pgl pgp pgr pgs pie pig pii pil pip pir pis piu ple plg pli pll plp plr pls plu ppe ppg ppi ppl ppp ppr pps ppu pre prg pri prl prp prr prs pru ps- pse psg psi psl psp psr pss psu pue pug pui pul pup pur pus puu re- ree reg rei rel rep rer res reu rge rgg rgi rgp rgr rgs rie rig rii ril rip rir ris rle rlg rli rll rlp rlr rls rlu rpe rpg rpi rpl rpp rpr rps rpu rrg rri rrl rrp rrr rrs rru rse rsg rsi rsl rsp rsr rss rsu rue rug rui rup rur rus ruu se- see seg sei sel sep ser ses seu sge sgg sgi sgl sgp sgr sgs sgu sie sig sii sil sip sir sis siu sle slg sli sll slp slr sls slu spe spg spi spl spp spr sps spu sr- sre srg sri srl srp srr srs ss- sse ssg ssi ssl ssp ssr sss ssu sue sug sui sul sup sur sus suu uee ueg uei uel uep uer ues uge ugg ugi ugl ugp ugr ugs ugu uie uig uii uil uip uir uis uiu ule ulg uli ull ulp ulr uls ulu up- upe upg upi upp upr ups upu ur- ure urg uri url urp urr urs uru use usg usi usl usp usr uss usu uue uug uur uus uuu