-er -up b-p b-u bbb bbc bbe bbg bbn bbo bbp bbr bbt bbu bcb bcc bce bcg bcj bcn bco bcp bcr bct bcu be- beb bec bee beg ben beo bep ber bet beu bgb bgc bge bgg bgn bgo bgp bgr bgt bgu bjc bjg bjj bjn bjp bjr bjt bju bnb bnc bne bng bnj bnn bno bnp bnr bnt bnu bob boc boe bog boj bon boo bop bor bot bou bpb bpc bpe bpg bpn bpo bpp bpr bpt bpu brb bre brg brj brn bro brp brr brt bru btb btc bte btg btn bto btp btr btt btu bub buc bue bug buj bun buo bup bur but buu c-- c-j cbb cbc cbe cbg cbj cbn cbo cbp cbr cbt cbu ccb ccc cce ccg ccj ccn cco ccp ccr cct ccu ce- ceb cec cee ceg cej cen ceo cep cer cet ceu cgb cgc cge cgg cgn cgo cgp cgr cgt cgu cjb cjc cjg cjp cjr cn- cnb cnc cne cng cnj cnn cno cnp cnr cnt cnu co- cob coc coe cog coj con coo cop cor cot cou cpb cpc cpe cpg cpj cpn cpo cpp cpr cpt cpu crb crc cre crg crj crn cro crp crr crt cru ctb ctc cte ctg ctn cto ctp ctr ctt ctu cub cuc cue cug cun cuo cup cur cut cuu ebb ebc ebe ebg ebj ebn ebo ebp ebr ebt ebu ec- ecb ecc ece ecg ecj ecn eco ecr ect ecu eeb eec eee eeg een eeo eep eer eet egb egc ege egg egn ego egp egr egt egu ejc ejo ejp ejt eju en- enb enc ene eng enn eno enp enr ent enu eo- eob eoc eoe eog eon eoo eop eor eot eou ep- epb epc epe epg epn epo epp epr ept epu erb erc ere erg ern ero erp err ert eru etb etc ete etg etj etn eto etp etr ett etu eu- eub euc eue eug euj eun eup eur eut g-p gbc gbe gbg gbj gbn gbo gbp gbr gbt gbu gcb gcc gce gcg gcn gco gcp gcr gct gcu ge- geb gec gee geg gen geo gep ger get geu ggb ggc ggg ggj ggn ggo ggp ggr ggt ggu gjc gje gjg gjr gjt gnb gnc gne gnn gno gnp gnr gnt gnu gob goc goe gog gon goo gop gor got gou gpb gpc gpe gpg gpn gpo gpp gpr gpt gpu grb grc gre grg grj grn gro grp grr grt gru gtb gtc gte gtg gtn gto gtp gtr gtt gtu gu- gub guc gue gug guj gun guo gup gur gut guu jbc jbg jbj jbo jbr jbt jbu jcb jcc jce jco jcp jcr jct jcu jeb jec jee jeg jej jen jeo jep jer jet jeu jgb jge jgn jgo jgp jgr jgt jgu jjb jjc jjg jjj jjp jjr jju jnc jne jng jnj jnn jno jnp jnr jnt jnu job joc joe jog joj jon joo jop jor jot jou jpb jpc jpe jpg jpj jpn jpo jpp jpr jpt jrb jrc jrg jrn jro jrp jrr jrt jtb jtc jte jtg jtn jtp jtr jtt jtu jub jue jug jun juo jup jur jut nbb nbc nbe nbg nbn nbo nbp nbr nbt nbu ncb ncc nce ncg ncn nco ncp ncr nct ncu ne- neb nec nee neg nej nen neo nep ner net neu ngb ngc nge ngg ngj ngn ngo ngp ngt ngu njc nje njn njp nju nnb nnc nne nng nnn nno nnp nnt nnu no- nob noc noe nog noj non noo nop nor not nou npb npc npe npg npn npo npp npr npt npu nrb nrc nre nrg nrj nrn nro nrp nrr nrt nru ntb ntc nte ntg ntn nto ntp ntr ntt ntu nub nuc nue nug nuj nun nuo nup nur nut nuu ob- obb obc obe obg obj obn obo obp obr obt obu oc- ocb occ ocg ocj ocn oco ocp ocr oct ocu oeb oec oee oeg oen oeo oep oer oet ogc oge ogg ogn ogo ogp ogt ojb ojc oje ojo oju on- onb onc one ong onj onn ono onp onr ont onu oo- oob ooc oog oon ooo oop oor oot op- opb opc ope opg opj opn opo opp opr opt or- orb orc ore org orn oro orp orr ort oru ot- otb otc ote otg otn oto otp otr ott otu ou- ouc oue oun ouo oup our out p-p pbb pbc pbe pbg pbj pbn pbo pbp pbr pbt pbu pcb pcc pce pcg pcj pcn pco pcp pcr pct pcu peb pec pee peg pen peo pep per pet peu pgb pgc pge pgg pgn pgo pgp pgr pgt pjc pjo pjp pn- pnb pnc pne png pnn pno pnp pnr pnt pnu pob poc poe pog pon poo pop por pot pou ppb ppc ppe ppg ppj ppn ppo ppp ppr ppt ppu prb prc pre prg prn pro prp prr prt pru pt- ptb ptc pte ptg ptj ptn pto ptp ptr ptt ptu pub puc pue pug puj pun pup pur put puu rbb rbc rbe rbg rbn rbo rbp rbr rbt rbu rcb rcc rce rcg rcj rcn rco rcp rcr rct rcu re- reb rec ree reg ren reo rep rer ret reu rgb rgc rge rgg rgn rgo rgp rgr rgt rjc rjg rjp rjr rnb rnc rng rnn rno rnp rnr rnt rnu rob roc roe rog roj ron roo rop ror rot rou rpb rpc rpe rpg rpn rpo rpp rpr rpt rpu rrb rrc rrg rrn rrp rrr rrt rru rtb rtc rte rtg rtj rtn rto rtp rtr rtt rtu rub ruc rue rug run ruo rup rur rut ruu tbb tbc tbe tbg tbj tbn tbo tbp tbr tbt tbu tcb tcc tce tcg tcj tcn tco tcp tcr tct