-er -up b-p b-u bbb bbd bbe bbg bbp bbr bbt bbu bdb bdd bde bdg bdp bdr bdt bdu be- beb bed bee beg bep ber bet beu bgb bgd bge bgg bgp bgr bgt bgu bpb bpd bpe bpg bpp bpr bpt bpu brb brd bre brg brp brr brt bru btb btd bte btg btp btr btt btu bub bud bue bug bup bur but buu dbb dbd dbe dbg dbp dbr dbt dbu ddb ddd dde ddg ddp ddr ddt ddu de- deb ded dee deg dep der det deu dgd dge dgg dgp dgr dgt dgu dpb dpd dpe dpg dpp dpr dpt dpu drb drd dre drg drp drr drt dru dtb dtd dte dtg dtp dtr dtt dtu dub dud due dug dup dur dut ebb ebd ebe ebg ebp ebr ebt ebu ed- edb edd ede edg edp edr edt edu eeb eed eee eeg eep eer eet egb egd ege egg egp egr egt egu ep- epb epd epe epg epp epr ept epu erb erd ere erg erp err ert eru etb etd ete etg etp etr ett etu eu- eub eud eue eug eup eur eut g-d g-p gbd gbe gbg gbp gbr gbt gbu gdb gdd gde gdp gdr gdt gdu ge- geb ged gee geg gep ger get geu ggb ggd ggg ggp ggr ggt ggu gpb gpd gpe gpg gpp gpr gpt gpu grb grd gre grg grp grr grt gru gtb gtd gte gtg gtp gtr gtt gtu gu- gub gud gue gug gup gur gut guu p-p pbb pbd pbe pbg pbp pbr pbt pbu pdb pdd pde pdg pdp pdr pdt pdu peb ped pee peg pep per pet peu pgb pgd pge pgg pgp pgr pgt ppb ppd ppe ppg ppp ppr ppt ppu prb prd pre prg prp prr prt pru pt- ptb ptd pte ptg ptp ptr ptt ptu pub pud pue pug pup pur put puu rbb rbd rbe rbg rbp rbr rbt rbu rdb rdd rde rdg rdp rdr rdt rdu re- reb red ree reg rep rer ret reu rgb rgd rge rgg rgp rgr rgt rpb rpd rpe rpg rpp rpr rpt rpu rrb rrd rrg rrp rrr rrt rru rtb rtd rte rtg rtp rtr rtt rtu rub rud rue rug rup rur rut ruu tbb tbd tbe tbg tbp tbr tbt tbu tdb tdd tde tdg tdp tdr tdt tdu te- teb ted tee teg tep ter tet teu tgb tge tgg tgp tgr tgt tgu tpb tpd tpe tpg tpp tpr tpt tpu trb trd tre trg trp trr trt tru ttb ttd tte ttg ttp ttr ttt ttu tub tud tue tug tup tur tut tuu ubb ube ubg ubp ubr ubt ubu udb udd ude udg udp udr udt udu ueb ued uee ueg uep uer uet ugb uge ugg ugp ugr ugt ugu up- upb upd upe upg upp upr upt upu ur- urb urd ure urg urp urr urt uru utb utd ute utp utr utt utu uue uug uur uut uuu

bbbb bbdd bbeb bbet bbpr bbrg bd-r bebb bebe bede bedu beeb beed beeg beep beer beet begg begu berd bere berg berr bert beru bete bett betu beur bprd brdt breb bred bree breg brep brer bret brrr brud brue brug brup brut btbp btdt btrt bttb bubb bube bubu budb budd bude budg budu buer bueu buge bugg bur- burb burd bure burg burp burr burt buru but- bute butt dbgp dbpd dbtt dddd ddre ddub debe debt debu dedd dede dedu deeb deed deeg deep deer deet dege degu depe depp depr dept der- derb dere derg derp derr dete detr deue deur deut dgeg dgge dpdt dper dprg dred dree dreg dret drge drub drue drug drup drut druu dtdp dted dttp dub- dubb dube dubu dudd dude dudu duer duet dugu dupe dure durg durt duru dute dutp duur duut ebbr ebed eber ebru ebur edde eddp ede- eder edge edru edup edur eede eedu eeee eerg eete eetu egbe egbu egee eger eggb egge eggp egpb egpd egpe egre egte epee eper eppp eprb eprp epte epub erbb erbe erde ereb ered erer eret erg- ergg erpe erre ertu erub erur etbr etee eter etre ette ettu eude euer euge eur- eure eurt gbde gddb gdrt gebe gedd gede gedu geed geep geer geet gege gegg gepe gerb gerd gere gert geru getb gete getg gett geue geup ggbt gggg gper gpgp gprd gprp grbr greb gree greg grep gret greu grrr grub grue grug grur grut gtbr gubb gubu gude gudu guep guer gugb guge gugg gugu gurb gurd gure gurg gurr gurt guru gute gutt gutu pbed pdpr ped- pede peed peep peer peet pegg pegu pepd pepe per- perd pere perg perp perr pert peru pete petr pett peur peut pgde pger pgpu pgup pper pppd pppp ppru pptt ppur pre- preb pred pree preg prep pret preu prpd prrd prtp prtr prud prue prut pruu pter ptpd ptrd pu-e pube pubu pudu pued puer puet pueu pugu pupe pupu pur- purb pure purg purp purr puru put- pute putt putu rbbb rbbr rdbp rder rebb rebe rebu redd rede redr redu reeb reed reep reet regd rege regr regt regu repe repp repr rept repu rerd rere rerg rert reru retd rete retr rett reue reup reut reuu rgbe rgtr rpdp rpet rptd rred rrrr rtdt rtee rttp rubb rube rubp rubu rudd rude rudp rued ruer ruet ruge rugg rupe rupp rupt rurd rure rurp ruru rute rutt rutu ruud tbrb tbtp tddb tebu tedd tede teed teer teet tegg tegt tegu tepe tepp tepu ter- tere terp terr teru tete tetr tett tetu teut tpbg tpdu tped tpeg tper tppd tppp tppr tpte tptp tptr tput tre- tred tree treg tret treu trge trpe trpg trpp trte trtr trub trud true trug trut truu ttbb tter tttt tubb tube tubr tubu tude tudu tuer tuet