b-u bbb bbc bbd bbe bbk bbu bcb bcc bcd bce bck bcu bdb bdc bdd bde bdk bdu be- beb bec bed bee bek beu bkb bkc bke bkk bub buc bud bue buk buu c-- cbb cbc cbd cbe cbk cbu ccb ccc ccd cce cck ccu cdb cdc cdd cde cdk cdu ce- ceb cec ced cee cek ceu ckb ckc ckd cub cuc cud cue cuk cuu dbb dbc dbd dbe dbk dbu dcb dcc dcd dce dck dcu ddb ddc ddd dde ddk ddu de- deb dec ded dee dek deu dkb dkc dke dkk dku dub duc dud due duk ebb ebc ebd ebe ebk ebu ec- ecb ecc ecd ece eck ecu ed- edb edc edd ede edk edu eeb eec eed eee eek ekb ekc ekd eke eku eu- eub euc eud eue kbb kbc kbd kbe kbk kbu kcb kcc kcd kce kck kcu kdb kdc kde kdk kdu ke- keb kec ked kee kek kkb kkc kke kkk kku kub kuc kud kue kuk kuu ubb ubc ube ubk ubu ucb ucc ucd uce uck ucu udb udc udd ude udk udu ueb uec ued uee ukb ukc uke ukk uku uuc uue uuu

bbbb bbdd bbeb bcbc bccc bcde bcec bcuc bdbc bddc bebb bebe beck becu bede bedu beeb beed beek beke beuk bubb bube bubu bucc buce buck bucu budb budd bude budu bueu buke bukk buku c-cd cbbc cbcc cbce cbcu cbdb cbdc cbec cbee ccbc cccb cccc cccu ccdc cced ccee ccuc cd-e cddb cdec cebu cec- cece cedd cede cedu ceeb ceec ceke ckbc ckbe ckck ckdu cub- cubb cube cucc cuce cuck cude cued cuek cuk- cuke dbcc dcbc dccb dccc dccu dcdb dddd ddub debe debu dec- decc decd dece deck dedd dede dedu deeb deed deek dek- deke deue deuk dkdc dub- dubb dubc dube dubu duce duck dudd dude dudu duke duku ebbc ebcc ebed ecbc ecbe eccb eccc ecce ecdc eced eddc edde ede- educ eede eedu eeee eeke ekeb eked ekek eubc eucd eude kbbb kbbc kbbd kbbe kbbk kbbu kbcb kbce kbck kbcu kbdb kbde kbeb kbec kbed kbee kbek kbkb kbkk kbub kbuc kbud kbue kbuk kbuu kcbc kcbd kcbk kcbu kccb kccc kccd kcck kccu kcdc kcdd kcdu kceb kcec kced kcee kceu kckc kckk kcub kcue kcuk kdbb kdcc kdcd kdce kddb kddc kddd kddk kdeb kdec kdkb kdkd kdkk kdub kduc kebb kebc kebe kebu keck kedb kedc kedd kede keed keek kekb kekc keke keku kkbb kkbd kkbe kkcb kkcd kkck kkdc kkdd kked kkkk kkuu kubb kubc kubd kube kubu kucb kucc kucd kuce kudd kude kudu kued kuek kueu kuke kukk kuku kuub kuuk kuuu ubbe ubek ubud ucbc ucdc ucdd udbc uduk ukcc ukek ukeu uuuu

b-e-d bbbee bcced bckdk bebed bebek becke becue bedde bedee bedub bedue beduk beebe beede beeke bekke bubbe bucek bucku budde buddu budec bukk- ccccc cduce cebec ceded ceede cubbe cubeb cubed cubub cucuk cudde dc-uk ddddd debce debed debke deckc decke dedde dedee deece deede deked deuce du-ku dubec dubee dubek dubuc ducke duded dudek duduc duduk duked dukeu dukku e-dee ebbed edu-k educe eecke eeeee ekuku k-b-d k-dee kebbe kebek kedde kekec keked kubed kubek kucuk kudde kukec u-cee u-dub uceku ukeke uuuuu

bbbbbb becked bedded bedeck beduck beduke beebee beedee bububu budded c-cube ceecee cubbed cubeck cubube cucube cuddee debdeb debece decede deceue decked deduce deeded deedee deeked deuced dubbed dubcek dubdub ducked educed kebede kecked keeked udukku

bbbbbbb bukedde cubukcu deduced deedeed dudukcu duk-duk kebbuck kee-kee

bbbbbbbb bedecked beducked buckbuck kukukuku

beebeebee ddddddddd keek-keek

debbeebbed

bbbbbbbbbbbbbbb ccccccccccccccc

duckduckduckduckduck