-er b-p bbb bbe bbf bbi bbo bbp bbr bbt be- beb bee bef bei beo bep ber bet bfb bfe bff bfi bfo bfp bfr bft bi- bib bie bif bii bio bip bir bit bob boe bof boi boo bop bor bot bpb bpe bpf bpi bpo bpp bpr bpt brb bre brf bri bro brp brr brt btb bte btf bti bto btp btr btt ebb ebe ebf ebi ebo ebp ebr ebt eeb eee eef eeo eep eer eet ef- efb efe eff efi efo efp efr eft eib eie eif eii eio eip eir eit eo- eob eoe eof eoi eoo eop eor eot ep- epb epe epf epi epo epp epr ept erb ere erf eri ero erp err ert etb ete etf eti eto etp etr ett fbb fbe fbf fbi fbo fbp fbr fbt feb fee fef fei feo fep fer fet ffe fff ffi ffo ffp ffr fft fib fie fif fii fip fir fit fob foe fof foi foo fop for fot fpb fpe fpi fpo fpp fpr fpt frb fre frf fri fro frp frr frt ftb fte ftf fti fto ftp ftr ftt i-f ibb ibe ibf ibi ibo ibp ibr ibt ie- iee ief iei iep ier iet ifb ife iff ifi ifo ifp ifr ift iib iie iif iii iio iip iir iit io- iob ioe iof ioi ioo iop ior iot ipb ipe ipf ipi ipo ipp ipr ipt ir- irb ire irf iri iro irp irr irt itb ite itf iti ito itp itt o-i ob- obb obe obf obi obo obp obr obt oeb oee oef oei oeo oep oer oet of- ofb ofe off ofi ofo ofp ofr oft oib oie oif oii oio oip oir oit oo- oob oof ooi ooo oop oor oot op- opb ope opf opi opo opp opr opt or- orb ore orf ori oro orp orr ort ot- otb ote otf oti oto otp otr ott p-p pbb pbe pbf pbi pbo pbp pbr pbt peb pee pef pei peo pep per pet pfb pfe pff pfi pfo pfp pfr pft pib pie pif pii pio pip pir pit pob poe pof poi poo pop por pot ppb ppe ppf ppi ppo ppp ppr ppt prb pre prf pri pro prp prr prt pt- ptb pte ptf pti pto ptp ptr ptt rbb rbe rbf rbi rbo rbp rbr rbt re- reb ree ref rei reo rep rer ret rfb rfe rff rfi rfo rfp rfr rft rib rie rif rii rio rip rir rit rob roe rof roi roo rop ror rot rpb rpe rpf rpi rpo rpp rpr rpt rrb rrf rri rrp rrr rrt rtb rte rtf rti rto rtp rtr rtt tbb tbe tbf tbi tbo tbp tbr tbt te- teb tee tef tei teo tep ter tet tfb tfe tff tfi tfo tfp tfr tft tib tie tif tii tio tip tir tit to- tob toe tof toi too top tor tot tpb tpe tpf tpi tpo tpp tpr tpt trb tre trf tri tro trp trr trt ttb tte ttf tti tto ttp ttr ttt

bbbb bbeb bbet bbpr bebb bebe bebi bebo beeb beef beep beer beet befe beff befo beft beir beit beo- beof beor beot bepo bere beri bero berr bert bete beti beto bett bfpo bfpp bftt bibb bibe bibi bibo bieb bief bier biet biff bifi bio- bioi biot bipp birb bire biri biro birr birt bite bito bitt bobb bobe bobi bobo boee boef boeo boep boer boet bofe boff boi- boie boii boit boob booe boof boop boor boot bope bopp bor- bore borf bori boro borr bort botb bote boti boto bott bpoe bpot bptf bpti breb bree bref brei breo brep brer bret brie brio brit brob broe broo bror brot brrr btbp btie btob btor btrt bttb ebbo ebbr eber ebit eboe eboo ebor ebpo ebro eeee eefe eero eete efbr efeo efet effi efit efor eft- eftp eiei eier eipo eipr eire eitb eiti eito eitr eoir eore eori eoto epee eper epi- epie epip epit epor epot eppo eppp eprb epro eprp epte erbb erbe ereb erei erer eret erft erie erio erit erob eroe eroi eroo erpe erre erro etbr etee eter etfb etfe etio etoe etre etro ette etti etto fbop febo feeb feer feet fefe feff fefi fefo feie feio feir feit feof ferb fere fero ferr fert fete feti fetp fetr fett ffee ffff ffii ffrr fftf fibe fibp fief fier fife fiff fifi fifo fift fiii fioe fior fipp fire fite fiti fitt fobt foer fofo foie foof foot fopp for- forb fore fori foro forr fort fote foti foto fotp fott fprf free frei freo frep fret frib frie frio frip frit frob froe frop frot fter ftii ftop ftpe i-be ibet ibfi ibie ibot ibri ibro ibtb ieet ieie ieio iere ieri ietf iett ifbb ifer ifit ifor ifpo ifrb ifrf ifri ifto iiie iiii iiio iiit iioi iioo iiop iipf iitr iitt iobi ioee ioii ioio ioit ioof iooi iooo iore iori iote iotf ioto iper ipet ipie ipoe ipop ippf ippo ippr ipri ipto irbe irbp iree irer irfe iri- irie irio irip irob irop irpe irre irri irte irtf irti irtp itbe itep iter itet itie itif itof itoi itoo itor itrf itri ittf itto o-eo obbo ober obet obie obit oboe oboi obor obot obre obri obro oere oeti ofer off- offe offo offr ofit ofor ofre oftp oier oiii oire oirt oiti oobe oobi ooer ooff oooo oore oort ootb ootp opei opep oper opet opie opii opio opit opo- opor oppi oppo opti opto orbb orbe orbi orbo ore- oreb oreo orer orfe orff orfi ori- orie orif orio orit oro- oroe orof oror orot orpe orpi orri orro orte orto otee otep oter otfp otif otit oto- otoe otof otoo otor otpp otre otro otte otti otto pbrf peep peer peet peff peio peip