-er b-p bbb bbe bbi bbk bbo bbp bbr be- beb bee bei bek beo bep ber bez bi- bib bie bii bik bio bip bir biz bkb bke bkk bko bkp bkr bob boe boi bok boo bop bor boz bpb bpe bpi bpo bpp bpr brb bre bri brk bro brp brr brz bze bzo bzp bzr bzz ebb ebe ebi ebk ebo ebp ebr eeb eee eek eeo eep eer eib eie eii eik eio eip eir ekb eke eki eko ekp ekr eo- eob eoe eoi eok eoo eop eor ep- epb epe epi epo epp epr epz erb ere eri erk ero erp err erz eze ezo ezr ezz ibb ibe ibi ibk ibo ibp ibr ibz ie- iee iei iek iep ier iib iie iii iio iip iir ikb ike iki ikk iko ikr io- iob ioe ioi ioo iop ior ipb ipe ipi ipo ipp ipr ir- irb ire iri irk iro irp irr ize izi izo izz k-z kbb kbe kbi kbk kbo kbp kbr kbz ke- keb kee kei kek keo kep ker kez kib kie kii kik kio kip kir kiz kkb kke kki kkk kkp kkr kob koe koi kok koo kop kor koz kpe kpi kpk kpo kpp kpr kri krk kro krp krr kzo o-i ob- obb obe obi obk obo obp obr oeb oee oei oeo oep oer oib oie oii oik oio oip oir oiz okb oke oki okk oko okp okr oo- oob ooi ook ooo oop oor op- opb ope opi opk opo opp opr or- orb ore ori ork oro orp orr orz oze ozo ozz p-p pbb pbe pbi pbk pbo pbp pbr pbz peb pee pei pek peo pep per pez pib pie pii pik pio pip pir piz pkb pke pki pko pkp pkr pob poe poi pok poo pop por poz ppb ppe ppi ppk ppo ppp ppr ppz prb pre pri prk pro prp prr prz pzk pzp rbb rbe rbi rbk rbo rbp rbr re- reb ree rei rek reo rep rer rez rib rie rii rik rio rip rir riz rkb rke rkk rko rkp rkz rob roe roi rok roo rop ror roz rpb rpe rpi rpk rpo rpp rpr rpz rrb rri rrk rrp rrr rzb rze rzo zbb zbr zeb zee zek zeo zep zer zez zib zie zik zio zip zir ziz zo- zob zoe zoi zok zoo zor zpe zpi zpo zpp zpr zro zrp zzr zzz

bbbb bbeb bbpr bebb bebe bebi bebo beeb beek beep beer beik beir beke beki beko beo- beok beor bepo bere beri berk bero berr beze bezi bibb bibe bibi bibo bieb bier bike biko bio- bioi bipp birb bire biri birk biro birr bize bizz bkpr bobb bobe bobi bobo boee boeo boep boer boi- boie boii boke boki boko boob booe book boop boor booz bope bopp bor- bore bori bork boro borr borz bozi bozo bpoe breb bree brei brek breo brep brer brez brie brik brio briz brkb brob broe brok broo bror broz brrr bzer bzie bzip bzoe bzrk bzzz ebbo ebbr eber eboe eboo ebor ebpo ebro eeee eeke eero eeze eiei eier eike eiki eiko eipo eipr eire eizo ekeb ekek eker ekki ekoi ekpe ekpo eoir eore eori epee eper epi- epie epik epip epor eppo eppp eprb epro eprp erbb erbe ereb erei erer erez erie erik erio eriz erke erki erob eroe eroi eroo erpe erre erro erzi ezek ezer ezio ezop ezri ezzo i-be ibie ibri ibro ieie ieio iere ieri iiie iiii iiio iioi iioo iiop ikee iker ikki ikko ikoo ikri iobi ioee ioii ioio ioke ioko iooi iooo iore iori ipbk ipek iper ipie ipko ipoe ipop ippo ippr ipri irbe irbp iree irer iri- irie irio irip irki irob irop irpe irre irri izki izze izzo kbbb kbbe kbbi kbbk kbbo kbbr kbbz kbeb kbee kbek kbeo kber kbez kbib kbie kbik kbio kbiz kbkb kbkk kbko kbkr kbkz kbob kboe kboi kbok kboo kboz kbpe kbpi kbpk kbpo kbpr kbrb kbre kbri kbrk kbro kbrz kbze kbzi kbzo kbzz kebb kebe kebi kebr keek keep keer keib keii keik keio keir kekb keke keki keko keok kep- kepe kepi ker- kerb kere keri kerk kero kerp kerr kerz kezb keze kezi kezp kezr kezz kibb kibe kibi kibo kibr kibz kier kiez kiii kiik kiip kiki kikk kiko kikr kikz kioe kioi kiok kioo kioz kip- kipe kipi kipo kipp kipr kirb kiri kirk kiro kirp kirr kizz kkbb kkbe kkbi kkbo kkbr kkbz kkez kkik kkkk kkob kkoo kkor kkoz kkpk kkpz kkrb kkre kkrk kkro kkrr kkrz kkzz kobb kobe kobi kobk kobo kobr koei koii koir kokb koke koki kokk koko kokp kokr kokz koob kooi kook kooo koop koor kooz kopb kope kopi kopp kopr korb kore kori kork koro korr kozb koze kozi kozk kozo kozr kpbb kpbe kpbi kpbr kpbz kpek kper kpez kpir kpke kpkk kpkr kpob kpoe kpok kpoo kpop kppk kppo kppp kppr kprb kpre kpri kprk kpro kprp kprr kprz kpzk krbb krbe krbi krbk krbr krbz kreb kree krei krek kreo krez krib krik krio kriz krke krki krkk krko krkr krkz krob kroe kroi krok kroo krop kror kroz krpi krpr krrb krre krri krrk krro krrr krrz krze krzi krzk krzr krzz kzbb kzbe kzbi kzbk kzbr kzbz kzee kzer kzio kzip kziz kzke kzkr kzkz kzoi kzoo kzor kzoz kzpi kzpk kzpo kzpr kzrb kzrk kzro kzrr kzrz kzzb kzzi kzzk kzzo kzzp kzzr kzzz o-eo obbo ober obie obkb oboe oboi obok obor obre obri obro oere oier oiii oike oiko oire oize oker okie okir okko okok okor okpe okpo okre okro oobe oobi ooer oooo oore ooze oozi opei opep oper opie opii opio opo- opor oppi oppo orbb orbe orbi orbo ore- oreb orek oreo orer ori- orie orio orke orko oro- oroe orok oror oroz orpe orpi orri