-er -ol b-p bbb bbe bbi bbl bbo bbp bbr bbt be- beb bee bei bel beo bep ber bet bi- bib bie bii bil bio bip bir bit blb ble bli bll blo blp blr blt bob boe boi bol boo bop bor bot bpb bpe bpi bpl bpo bpp bpr bpt brb bre bri brl bro brp brr brt btb bte bti btl bto btp btr btt ebb ebe ebi ebl ebo ebp ebr ebt eeb eee eel eeo eep eer eet eib eie eii eil eio eip eir eit elb ele eli ell elo elp elr elt eo- eob eoe eoi eol eoo eop eor eot ep- epb epe epi epl epo epp epr ept erb ere eri erl ero erp err ert etb ete eti etl eto etp etr ett ibb ibe ibi ibl ibo ibp ibr ibt ie- iee iei iel iep ier iet iib iie iii iil iio iip iir iit il- ilb ile ili ill ilo ilp ilr ilt io- iob ioe ioi iol ioo iop ior iot ipb ipe ipi ipl ipo ipp ipr ipt ir- irb ire iri irl iro irp irr irt itb ite iti itl ito itp itt l-p lbb lbe lbi lbl lbo lbp lbr lbt leb lee lei lel leo lep ler let lib lie lii lil lio lip lir lit llb lle lli lll llo llp llr llt lob loe loi lol loo lop lor lot lpb lpe lpi lpl lpo lpp lpr lpt lrb lri lro lrp lrr lrt ltb lte lti ltl lto ltp ltr ltt o-i ob- obb obe obi obl obo obp obr obt oeb oee oei oel oeo oep oer oet oib oie oii oil oio oip oir oit olb ole oli oll olo olp olt oo- oob ooi ool ooo oop oor oot op- opb ope opi opl opo opp opr opt or- orb ore ori orl oro orp orr ort ot- otb ote oti otl oto otp otr ott p-p pbb pbe pbi pbl pbo pbp pbr pbt peb pee pei pel peo pep per pet pib pie pii pil pio pip pir pit plb ple pli pll plo plp plr plt pob poe poi pol poo pop por pot ppb ppe ppi ppl ppo ppp ppr ppt prb pre pri prl pro prp prr prt pt- ptb pte pti ptl pto ptp ptr ptt rbb rbe rbi rbl rbo rbp rbr rbt re- reb ree rei rel reo rep rer ret rib rie rii ril rio rip rir rit rle rli rll rlo rlp rlr rlt rob roe roi rol roo rop ror rot rpb rpe rpi rpl rpo rpp rpr rpt rrb rri rrl rrp rrr rrt rtb rte rti rtl rto rtp rtr rtt tbb tbe tbi tbl tbo tbp tbr tbt te- teb tee tei tel teo tep ter tet tib tie tii til tio tip tir tit tle tli tll tlo tlp tlr tlt to- tob toe toi tol too top tor tot tpb tpe tpi tpl tpo tpp tpr tpt trb tre tri trl tro trp trr trt ttb tte tti ttl tto ttp ttr ttt

bbbb bbeb bbet bblb bbpr bebb bebe bebi bebo beeb beel beep beer beet beil beir beit bele beli bell belo belp belt beo- beor beot bepo bere beri bero berr bert bete beti beto bett bibb bibe bibi bibl bibo bieb biel bier biet bile bili bill bilo bilt bio- bioi biol biot bipp birb bire biri birl biro birr birt bite bito bitt blbt bleb blee blei bleo blet blio blip blir blit blob bloo blop blot bobb bobe bobi bobo boee boel boeo boep boer boet boi- boie boii boil boit bole boli boll bolo bolt boob booe bool boop boor boot bope bopp bor- bore bori boro borr bort botb bote boti boto bott bpel bpoe bpot bpti breb bree brei brel breo brep brer bret brie bril brio brit brlp brob broe brol broo bror brot brrr btbp btie btlp btob btor btrt bttb ebbo ebbr ebel eber ebit ebli eboe ebol eboo ebor ebpo ebro eeee eele eero eete eiei eier eile eipo eipr eire eitb eiti eito eitr el-b el-p elbe elbi elbo elee eleo eler elet elie elil elio elit elle elli ello eloi elpe elpi elro elte elto eoir eole eoli eolo eore eori eorl eoto epee eper epi- epie epil epip epit eple epll epol epor epot eppo eppp eprb epro eprp epte erbb erbe ereb erei erel erer eret erie eril erio erit erle erli erll erob eroe eroi erol eroo erpe erre erro ertl etbr etee etel eter etio etoe etre etro ette etti etto i-be ibet ibie ible ibot ibri ibro ibtb ibtl ieet ieie ieio iele iere ieri iett iiie iiii iiio iiit iioi iioo iiop iitr iitt ile- ileo iler ilet ilie ilio ilir ilit ill- ille illi illo illp illt iloo ilot ilpe ilpr ilre iobi ioee ioel ioii ioio ioit iole iolo iooi iooo iopl iore iori iote ioto iper ipet ipie ipil iplo ipoe ipop ippo ippr ipri ipto irbe irbp iree irel irer iri- irie iril irio irip irlb irob irop irpe irre irri irte irti irtp itbe itel itep iter itet itie itil itll itoi itol itoo itor itri itto lblr lbrt lebo leel leep leer leet leib leie leil leio leir leit lele leli lell lelo leoi leor lepe lepi lepo lepp lept lere lero lerp lert lete leti leto lett libe libo libr lieb liel liep lier liet liii liir lilb lile lili lill lilo lilt lio- lior lip- lipb lipe lipi lipl lipo lipp lire liri lirl liro lirp lirr lirt litb lite liti litl lito litr litt llet llll lloo lob- lobb lobe lobi lobo loeb loei loir loit lole loli loll lolo loob looe lool loop loor loot lope lopi lopp lore lori loro lote loti lotl loto lotr lott lppl lprp lptb lroi lrrr ltbl ltee ltib lttr o-eo obbo obel