-er bbb bbd bbe bbf bbi bbk bbo bbr bdb bdd bde bdf bdi bdk bdo bdr be- beb bed bee bef bei bek beo ber bfb bfd bfe bff bfi bfo bfr bi- bib bid bie bif bii bik bio bir bkb bke bkf bkk bko bkr bob bod boe bof boi bok boo bor brb brd bre brf bri brk bro brr dbb dbd dbe dbf dbi dbk dbo dbr ddb ddd dde ddf ddi ddk ddo ddr de- deb ded dee def dei dek deo der dfb dfd dfe dff dfi dfk dfo dfr di- dib did die dif dii dik dio dir dkb dke dki dkk dko dkr dob dod doe dof doi dok doo dor drb drd dre dri drk dro drr ebb ebd ebe ebf ebi ebk ebo ebr ed- edb edd ede edf edi edk edo edr eeb eed eee eef eek eeo eer ef- efb efd efe eff efi efo efr eib eid eie eif eii eik eio eir ekb ekd eke ekf eki eko ekr eo- eob eod eoe eof eoi eok eoo eor erb erd ere erf eri erk ero err fbb fbd fbe fbf fbi fbk fbo fbr fdb fdd fde fdf fdi fdk fdo fdr feb fed fee fef fei fek feo fer ffd ffe fff ffi ffk ffo ffr fib fid fie fif fii fik fir fkb fkf fki fkk fob foe fof foi fok foo for frb frd fre frf fri frk fro frr i-d i-f ibb ibd ibe ibf ibi ibk ibo ibr idb idd ide idf idi idk ido idr ie- ied iee ief iei iek ier ifb ifd ife iff ifi ifo ifr iib iid iie iif iii iio iir ikb ike ikf iki ikk iko ikr io- iob iod ioe iof ioi ioo ior ir- irb ird ire irf iri irk iro irr kbb kbd kbe kbf kbi kbk kbo kbr kdb kde kdf kdk kdo kdr ke- keb ked kee kef kei kek keo ker kfd kff kfi kfo kib kid kie kif kii kik kio kir kkb kke kki kkk kkr kob kod koe kof koi kok koo kor krd krf kri krk kro krr o-i ob- obb obd obe obf obi obk obo obr odb odd ode odf odi odo odr oeb oed oee oef oei oeo oer of- ofb ofd ofe off ofi ofo ofr oib oid oie oif oii oik oio oir okb okd oke oki okk oko okr oo- oob ood oof ooi ook ooo oor or- orb ord ore orf ori ork oro orr rbb rbd rbe rbf rbi rbk rbo rbr rdb rdd rde rdf rdi rdo rdr re- reb red ree ref rei rek reo rer rfb rfd rfe rff rfi rfk rfo rfr rib rid rie rif rii rik rio rir rkb rke rkf rkk rko rob rod roe rof roi rok roo ror rrb rrd rrf rri rrk rrr

bbbb bbdd bbdo bbeb bd-r bdii bebb bebe bebi bebo bede bedi bedo beeb beed beef beek beer befe beff befo beik beir beke beki beko beo- beod beof beok beor berd bere beri berk bero berr bibb bibe bibi bibo bide bidi bido bidr bieb bied bief bier biff bifi bike biko bio- bioi birb bird bire biri birk biro birr bobb bobe bobi bobo bodb bode bodi bodo boee boef boeo boer bofd bofe boff boi- boid boie boii boke boki boko boob bood booe boof book boor bor- bord bore borf bori bork boro borr brdo breb bred bree bref brei brek breo brer brid brie brik brio brkb brob brod broe brok broo bror brrr d-bo dbfo dddd ddie ddre debe debi dedd dede dedi dedo deeb deed deef deek deer defe deff defi defo deid deie deif deir dek- deke deor der- derb dere derf deri derk dero derr dfer dfoe dfrf dfri dibb dibe dibo dide didi dido dieb died dief dier dif- diff diii dike diki diko dior dird dire dirk dirr dkid dobb dobe dobi dod- dodd dode dodi dodo doek doer doff doid doke doki doko doob dood doof dook door dord dore dorf dori dork doro dorr dred dree dref drei drek drib drie drif drob drod drof ebbo ebbr ebed eber ebid eboe eboo ebor ebro edde eddi eddo ede- edei eder edie edif edik edod eede eeee eefe eeke eero efbr efeo effi efik efke efor eid- eide eidi eido eidr eied eiei eier eike eiki eiko eird eire ekeb eked ekek eker ekki ekoi eode eoir eore eori erbb erbe erde erdf erdi ereb ered erei erer erie erik erio erke erki erob erod eroe eroi eroo erre erro f--k febo fede fedi feeb feed feek feer fefe feff fefi fefo feid feie feio feir feke feko feod feof ferb ferd fere ferk fero ferr ffee ffff ffii ffrr fibe fide fidf fido fief fier fife fiff fifi fifo fiii fike fiki fioe fior fire firk fode foed foer fofo foid foie foke foki food foof fook for- forb ford fore fori fork foro forr fred free frei freo frib frid frie frik frio frob froe i-be ibdo ibed ibfi ibid ibie ibrd ibri ibro idbe iddo ided idee idef ideo ider idid idie idio idir idre idrf idro iedr ieie ieio iere ieri ifbb ifer ifid ifor ifrb ifrf ifri iide iied iiie iiii iiio iioi iioo ikee iker ikid ikki ikko ikoo ikri iobi iod- iodd iode iodo ioee ioii ioio ioke ioko ioof iooi iooo iore iori irbe irdo ired iree irer irfe iri- irid irie irio irki irob irod irre irri k-id kbbb kbbd kbbe kbbf kbbi kbbk kbbo kbbr kbdb kbde kbdf kbdi kbdo kbdr kbeb kbed kbee kbef kbek kbeo kber kbfb kbff kbfi kbfk kbfo kbfr kbib kbid kbie kbif kbik kbio kbkb kbkf kbkk kbko kbkr kbob kbod kboe kboi kbok kboo kbrb kbrd kbre kbrf kbri kbrk kbro kdbb kdbi kdbr kddb kddd kddf kddi kddk kddr kdeb kdef kdei