-er bbb bbd bbe bbg bbi bbk bbo bbr bdb bdd bde bdg bdi bdk bdo bdr be- beb bed bee beg bei bek beo ber bgb bgd bge bgg bgi bgk bgo bgr bi- bib bid bie big bii bik bio bir bkb bke bkg bkk bko bkr bob bod boe bog boi bok boo bor brb brd bre brg bri brk bro brr dbb dbd dbe dbg dbi dbk dbo dbr ddb ddd dde ddg ddi ddk ddo ddr de- deb ded dee deg dei dek deo der dgd dge dgg dgi dgk dgr di- dib did die dig dii dik dio dir dkb dke dkg dki dkk dko dkr dob dod doe dog doi dok doo dor drb drd dre drg dri drk dro drr ebb ebd ebe ebg ebi ebk ebo ebr ed- edb edd ede edg edi edk edo edr eeb eed eee eeg eek eeo eer egb egd ege egg egi ego egr eib eid eie eig eii eik eio eir ekb ekd eke ekg eki eko ekr eo- eob eod eoe eog eoi eok eoo eor erb erd ere erg eri erk ero err g-d gbd gbe gbg gbi gbk gbo gbr gdb gdd gde gdi gdk gdo gdr ge- geb ged gee geg gei gek geo ger ggb ggd ggg ggi ggo ggr gib gid gie gig gii gik gio gir gkb gkd gko gob god goe gog goi gok goo gor grb grd gre grg gri grk gro grr i-d ibb ibd ibe ibg ibi ibk ibo ibr idb idd ide idg idi idk ido idr ie- ied iee ieg iei iek ier igb igd ige igg igi igk igo igr iib iid iie iii iio iir ikb ike iki ikk iko ikr io- iob iod ioe iog ioi ioo ior ir- irb ird ire irg iri irk iro irr kbb kbd kbe kbi kbk kbo kbr kdb kde kdg kdk kdo kdr ke- keb ked kee keg kei kek keo ker kgb kgd kgi kgo kib kid kie kig kii kik kio kir kkb kke kki kkk kkr kob kod koe kog koi kok koo kor krd krg kri krk kro krr o-i ob- obb obd obe obg obi obk obo obr odb odd ode odg odi odo odr oeb oed oee oeg oei oeo oer ogd oge ogg ogi ogo oib oid oie oii oik oio oir okb okd oke okg oki okk oko okr oo- oob ood oog ooi ook ooo oor or- orb ord ore org ori ork oro orr rbb rbd rbe rbg rbi rbk rbo rbr rdb rdd rde rdg rdi rdo rdr re- reb red ree reg rei rek reo rer rgb rgd rge rgg rgi rgk rgo rgr rib rid rie rig rii rik rio rir rkb rke rkg rkk rko rob rod roe rog roi rok roo ror rrb rrd rrg rri rrk rrr

bbbb bbdd bbdo bbeb bbrg bd-r bdii bdog bebb bebe bebi bebo bede bedi bedo beeb beed beeg beek beer begg begi bego beik beir beke beki beko beo- beod beok beor berd bere berg beri berk bero berr bibb bibe bibi bibo bide bidi bido bidr bieb bied bier bigb bigd bige bigg bigo bike biko bio- biog bioi birb bird bire birg biri birk biro birr bkgd bobb bobe bobi bobo bodb bode bodi bodo boee boeo boer bogd boge bogg bogi bogo boi- boid boie boii boke boki boko boob bood booe boog book boor bor- bord bore borg bori bork boro borr brdo breb bred bree breg brei brek breo brer brid brie brig brik brio brkb brob brod broe brog brok broo bror brrr d-bo dddd ddie ddre debe debi dedd dede dedi dedo deeb deed deeg deek deer dege degi dego deid deie deir dek- deke deor der- derb dere derg deri derk dero derr dgeg dgge dgkb dgkd dgkg dibb dibe dibo dide didi dido dieb died dier dige digg digi digo diii dike diki diko dior dird dire dirk dirr dkid dobb dobe dobi dod- dodd dode dodg dodi dodo doeg doek doer dog- doge dogg dogi dogo doid doig doke doki doko doob dood dook door dord dore dori dork doro dorr dred dree dreg drei drek drge drib drie drob drod drog ebbo ebbr ebed eber ebid eboe eboo ebor ebro edde eddi eddo ede- edei eder edge edie edik edod eede eeee eeke eerg eero egbe egee eger eggb egge eggi eggo egir ego- egoi egor egre egri eid- eide eidi eido eidr eied eiei eier eige eigg eike eiki eiko eird eire ekeb eked ekek eker ekki ekoi eode eoir eore eori erbb erbe erde erdi ereb ered erei erer erg- ergg ergi ergo erie erik erio erke erki erob erod eroe eroi eroo erre erro gbbo gbde gddb gdor gebe gebi gedd gede gedi gedo geed geek geer gege gegg gego geie geig geir geki geko geo- geog gerb gerd gere geri gero gggg gibb gibe gidd gide gidi gido gied gier gige gigg gigi gigo giog gioi gird gire girg giri girk giro girr gobe gobi gobo gode godi godo goed goer gogi gogo goke good goog gooi gook goor gorb gord gore gorg gori goro gorr grbr greb gree greg grib grid grie grig grob grod grog groi grok groo gror grrr i-be i-go ibdo ibed ibeg ibge ibid ibie ibrd ibri ibro idbe iddo ided idee ideo ider idgo idid idie idig idio idir idog idre idro iedr ieie ieio iere ieri igbo iger igoe igoo igor igri iide iied iiie iiii iiio iioi iioo ikee iker ikid ikig ikki ikko ikoo ikri iobi iod- iodd iode iodo ioee ioii ioio ioke ioko iooi iooo iore iorg iori irbe irdo ired iree irer iri- irid irie irig irio irki irob irod irre irri k-id kbbb kbbd kbbe kbbg kbbi kbbk kbbo kbbr kbdb kbde kbdg kbdi kbdo kbdr kbeb kbed kbee kbek kbeo kber kbgb kbge kbgg kbgo kbgr kbib kbid kbie