-er b-p bbb bbd bbe bbi bbk bbo bbp bbr bdb bdd bde bdi bdk bdo bdp bdr be- beb bed bee bei bek beo bep ber bi- bib bid bie bii bik bio bip bir bkb bke bkk bko bkp bkr bob bod boe boi bok boo bop bor bpb bpd bpe bpi bpo bpp bpr brb brd bre bri brk bro brp brr dbb dbd dbe dbi dbk dbo dbp dbr ddb ddd dde ddi ddk ddo ddp ddr de- deb ded dee dei dek deo dep der di- dib did die dii dik dio dip dir dkb dke dki dkk dko dkp dkr dob dod doe doi dok doo dop dor dpb dpd dpe dpi dpk dpo dpp dpr drb drd dre dri drk dro drp drr ebb ebd ebe ebi ebk ebo ebp ebr ed- edb edd ede edi edk edo edp edr eeb eed eee eek eeo eep eer eib eid eie eii eik eio eip eir ekb ekd eke eki eko ekp ekr eo- eob eod eoe eoi eok eoo eop eor ep- epb epd epe epi epo epp epr erb erd ere eri erk ero erp err i-d ibb ibd ibe ibi ibk ibo ibp ibr idb idd ide idi idk ido idp idr ie- ied iee iei iek iep ier iib iid iie iii iio iip iir ikb ike iki ikk iko ikr io- iob iod ioe ioi ioo iop ior ipb ipd ipe ipi ipo ipp ipr ir- irb ird ire iri irk iro irp irr kbb kbd kbe kbi kbk kbo kbp kbr kdb kde kdk kdo kdp kdr ke- keb ked kee kei kek keo kep ker kib kid kie kii kik kio kip kir kkb kke kki kkk kkp kkr kob kod koe koi kok koo kop kor kpd kpe kpi kpk kpo kpp kpr krd kri krk kro krp krr o-i ob- obb obd obe obi obk obo obp obr odb odd ode odi odo odp odr oeb oed oee oei oeo oep oer oib oid oie oii oik oio oip oir okb okd oke oki okk oko okp okr oo- oob ood ooi ook ooo oop oor op- opb opd ope opi opk opo opp opr or- orb ord ore ori ork oro orp orr p-p pbb pbd pbe pbi pbk pbo pbp pbr pdb pdd pde pdi pdk pdo pdp pdr peb ped pee pei pek peo pep per pib pid pie pii pik pio pip pir pkb pkd pke pki pko pkp pkr pob pod poe poi pok poo pop por ppb ppd ppe ppi ppk ppo ppp ppr prb prd pre pri prk pro prp prr rbb rbd rbe rbi rbk rbo rbp rbr rdb rdd rde rdi rdo rdp rdr re- reb red ree rei rek reo rep rer rib rid rie rii rik rio rip rir rkb rke rkk rko rkp rob rod roe roi rok roo rop ror rpb rpd rpe rpi rpk rpo rpp rpr rrb rrd rri rrk rrp rrr

bbbb bbdd bbdo bbeb bbpr bd-r bdii bebb bebe bebi bebo bede bedi bedo beeb beed beek beep beer beik beir beke beki beko beo- beod beok beor bepo berd bere beri berk bero berr bibb bibe bibi bibo bide bidi bido bidr bieb bied bier bike biko bio- bioi bipp birb bird bire biri birk biro birr bkpr bobb bobe bobi bobo bodb bode bodi bodo boee boeo boep boer boi- boid boie boii boke boki boko boob bood booe book boop boor bope bopp bor- bord bore bori bork boro borr bpoe bprd brdo breb bred bree brei brek breo brep brer brid brie brik brio brkb brob brod broe brok broo bror brrr d-bo dbpd dddd ddie ddpo ddre debe debi dedd dede dedi dedo deeb deed deek deep deer deid deie deip deir dek- deke deop deor depe depo depp depr der- derb dere deri derk dero derp derr dibb dibe dibo dibp dide didi dido dieb died diep dier diii dike diki diko diop dior dipe dipo dipp dird dire dirk dirr dkid dobb dobe dobi dod- dodd dode dodi dodo doek doer doid doke doki doko doob dood dook doop door dope dopo dopp dopr dord dore dori dork doro dorp dorr dper dpie dprk dred dree drei drek drib drie drip drob drod drop ebbo ebbr ebed eber ebid eboe eboo ebor ebpo ebro edde eddi eddo eddp ede- edei eder edie edik edip edod eede eeee eeke eero eid- eide eidi eido eidr eied eiei eier eike eiki eiko eipo eipr eird eire ekeb eked ekek eker ekki ekoi ekpe ekpo eode eoir eore eori epee eper epi- epid epie epik epip epod epor eppo eppp eprb epro eprp erbb erbe erde erdi ereb ered erei erer erie erik erio erke erki erob erod eroe eroi eroo erpe erre erro i-be ibdo ibed ibid ibie ibrd ibri ibro idbe iddo ided idee ideo ider idid idie idio idir idre idro iedr ieie ieio iere ieri iide iied iiie iiii iiio iioi iioo iiop ikee iker ikid ikki ikko ikoo ikri iobi iod- iodd iode iodo ioee ioii ioio ioke ioko iooi iooo iore iori ipbk ipdi ipek iper ipid ipie ipko ipod ipoe ipop ippo ippr ipri irbe irbp irdo irdp ired iree irer iri- irid irie irio irip irki irob irod irop irpe irre irri k-id kbbb kbbd kbbe kbbi kbbk kbbo kbbr kbdb kbde kbdi kbdo kbdr kbeb kbed kbee kbek kbeo kber kbib kbid kbie kbik kbio kbkb kbkk kbko kbkr kbob kbod kboe kboi kbok kboo kbpe kbpi kbpk kbpo kbpr kbrb kbrd kbre kbri kbrk kbro kdbb kdbi kdbr kddb kddd kddi kddk kddr kdeb kdei kdep kdio kdkb kdkd kdkk kdko kdkr kdoe kdok kdpi kdpr kdrb kdri kdro kebb kebe kebi kebr kedb kedd kede kedi kedo kedp kedr keed keek keep keer keib keid keii keik keio keir kekb keke keki keko keok kep- kepd kepe kepi ker- kerb kere keri kerk