-er -ey bbb bbe bbi bbk bbo bbr bby be- beb bee bei bek beo ber bey bez bi- bib bie bii bik bio bir biy biz bkb bke bkk bko bkr bob boe boi bok boo bor boy boz brb bre bri brk bro brr bry brz by- bye byi byk byo byr byz bze bzo bzr bzz ebb ebe ebi ebk ebo ebr eby eeb eee eek eeo eer eey eib eie eii eik eio eir ekb eke eki eko ekr eky eo- eob eoe eoi eok eoo eor erb ere eri erk ero err ery erz eye eyo eyr eze ezo ezr ezz ibb ibe ibi ibk ibo ibr iby ibz ie- iee iei iek ier iey iib iie iii iio iir ikb ike iki ikk iko ikr io- iob ioe ioi ioo ior ir- irb ire iri irk iro irr iry iye iyo iyr iyy ize izi izo izy izz k-z kbb kbe kbi kbk kbo kbr kbz ke- keb kee kei kek keo ker key kez kib kie kii kik kio kir kiz kkb kke kki kkk kkr kky kob koe koi kok koo kor koy koz kri krk kro krr kry kye kyo kyr kyz kzo kzy o-i ob- obb obe obi obk obo obr oby oeb oee oei oeo oer oey oib oie oii oik oio oir oiz okb oke oki okk oko okr oo- oob ooi ook ooo oor or- orb ore ori ork oro orr ory orz oye oyi oyo oze ozo ozz rbb rbe rbi rbk rbo rbr re- reb ree rei rek reo rer rey rez rib rie rii rik rio rir riy riz rkb rke rkk rko rky rkz rob roe roi rok roo ror roy roz rrb rri rrk rrr ry- rye ryk ryo ryr ryy ryz rzb rze rzo rzy ybe ybi ybr yby ybz yeb yee yei yek yeo yer yey yez yie yii yio yir yiz yki ykk yob yoe yoi yok yoo yor yoy yre yro yyb yye yyy yyz yzb yzr yzy zbb zbr zby zeb zee zek zeo zer zez zib zie zik zio zir ziz zo- zob zoe zoi zok zoo zor zro zzr zzy zzz

bbbb bbeb bboy bbyo bebb bebe bebi bebo beby beeb beek beer beey beik beir beke beki beko beo- beok beor bere beri berk bero berr bery beye beyi beyk beze bezi bibb bibe bibi bibo bieb bier bike biko bio- bioi birb bire biri birk biro birr biry bize bizz bkry bobb bobe bobi bobo boby boee boeo boer boey boi- boie boii boke boki boko boob booe book boor booz bor- bore bori bork boro borr bory borz boye boyi boyo boyz bozi bozo breb bree brei brek breo brer brey brez brie brik brio briz brkb brob broe brok broo bror broz brrr bry- brye bryk bryo byer byik byke byki byob byoi byre byrk bzer bzie bzoe bzrk bzyb bzzz ebbo ebbr ebby eber eboe eboo ebor eboy ebro eeby eeee eeke eero eery eeze eiei eier eike eiki eiko eire eiry eizo ekeb ekek eker ekki ekoi eoir eore eori erbb erbe ereb erei erer erez erie erik erio eriz erke erki erob eroe eroi eroo erre erro erye erzi eyeb eyer eyey eyez eyik eyio eyir eyke eyre eyry eyyr ezek ezer ezio ezri ezzo i-be i-by ibie ibri ibro ibyi ieie ieio iere ieri iiie iiii iiio iioi iioo ikee iker ikey ikki ikko ikky ikoo ikri iobi ioby ioee ioii ioio ioke ioko iooi iooo iore iori irbe irby iree irer iri- irie irio iriy irki irob irre irri iyer iyre izby izki izze izzo izzy kbbb kbbe kbbi kbbk kbbo kbbr kbbz kbeb kbee kbek kbeo kber kbey kbez kbib kbie kbik kbio kbiy kbiz kbkb kbkk kbko kbkr kbky kbkz kbob kboe kboi kbok kboo kboz kbrb kbre kbri kbrk kbro kbry kbrz kbyb kbyi kbyo kbyr kbyz kbze kbzi kbzo kbzy kbzz kebb kebe kebi kebr keek keer keib keii keik keio keir kekb keke keki keko keok ker- kerb kere keri kerk kero kerr kerz keyb keye keyy keyz kezb keze kezi kezr kezy kezz kibb kibe kibi kibo kibr kiby kibz kier kiez kiii kiik kiki kikk kiko kikr kikz kioe kioi kiok kioo kioz kirb kiri kirk kiro kirr kiyi kiyk kizz kkbb kkbe kkbi kkbo kkbr kkbz kkez kkik kkkk kkob kkoo kkor kkoy kkoz kkrb kkre kkrk kkro kkrr kkrz kkyy kkyz kkzy kkzz kobb kobe kobi kobk kobo kobr koby koei koii koir kokb koke koki kokk koko kokr koky kokz koob kooi kook kooo koor kooz korb kore kori kork koro korr koye koyo koyy kozb koze kozi kozk kozo kozr kozy krbb krbe krbi krbk krbr krbz kreb kree krei krek kreo krez krib krik krio kriz krke krki krkk krko krkr krky krkz krob kroe kroi krok kroo kror kroy kroz krrb krre krri krrk krro krrr krry krrz krye kryk kryo kryy krze krzi krzk krzr krzy krzz kybb kybe kybi kybo kybr kyby kyee kyez kyiz kyke kykk kykr kyky kykz kyok kyoo kyor kyoy kyre kyrk kyro kyyi kyyk kyyo kyyy kyyz kyzk kyzz kzbb kzbe kzbi kzbk kzbr kzbz kzee kzer kzey kzio kziz kzke kzkr kzky kzkz kzoi kzoo kzor kzoy kzoz kzrb kzrk kzro kzrr kzrz kzyr kzzb kzzi kzzk kzzo kzzr kzzy kzzz o-eo obbo obby ober obey obie obkb oboe oboi obok obor oboy obre obri obro oere oeye oeyo oier oiii oike oiko oire oiry oize okby oker okey okie okir okko okok okor okre okro okyo oobe oobi ooby ooer ooky oooo oore oory ooze oozi oozy orbb orbe orbi orbo orby ore- oreb orek oreo orer orey ori- orie orio orke orko oro- oroe orok oror oroy oroz orri orro orry orzk orzo oyee oyer oyez oyke oyre oyri ozee ozek ozer ozey ozie ozzy rbbb rbbr rebb rebe rebk rebo reeb reek reii reik reir reiz reke reki reko reky rere reri