-er bbb bbc bbe bbo bbr bcb bcc bce bco bcr bcv bcz be- beb bec bee beo ber bev bez bob boc boe boo bor bov boz brb bre bro brr brv brz bvb bvc bve bvo bvr bvv bze bzo bzr bzz c-- cbb cbc cbe cbo cbr cbv cbz ccb ccc cce cco ccr ccv ccz ce- ceb cec cee ceo cer cev cez co- cob coc coe coo cor cov coz crb crc cre cro crr crv crz cvb cvc cve cvo cvr cvv cvz cz- czc cze czo ebb ebc ebe ebo ebr ebv ec- ecb ecc ece eco ecr ecv eeb eec eee eeo eer eev eo- eob eoc eoe eoo eor erb erc ere ero err erv erz evb evc eve evo evr evv eze ezo ezr ezz ob- obb obc obe obo obr obv oc- ocb occ oco ocr ocv ocz oeb oec oee oeo oer oo- oob ooc ooo oor oov or- orb orc ore oro orr orv orz ov- ovb ovc ove ovo ovv oze ozo ozz rbb rbc rbe rbo rbr rcb rcc rce rco rcr rcv re- reb rec ree reo rer rev rez rob roc roe roo ror rov roz rrb rrc rrr rvb rvc rve rvo rvr rvv rzb rze rzo v-e vbc vbo vbr vbv vbz vcc vce vco vcr veb vec vee veo ver vez vob voc voe voo vor vov voz vrb vrc vre vrr vvb vvc vvo vvr vvv vvz zbb zbc zbr zbv zce zco zeb zec zee zeo zer zev zez zo- zob zoc zoe zoo zor zro zzr zzz

bbbb bbeb bbrc bcbc bccc bcec bcer bcor bcoz bcvo bebb bebe bebo beeb beer beo- beor berc bere bero berr bevo bevz beze bobb bobe bobo boce boco boec boee boeo boer boob booc booe boor booz bor- bore boro borr borz bove bovo bozo brcb brce breb brec bree breo brer brev brez brob broc broe broo bror broz brrr bzer bzoe bzzz c-bo cbbc cbcc cbce cbcr cbec cbee cber cbre cbvb cbve cbvr ccbc cccb cccc cccv ccee ccob ccoc ccrc ccre ccvo cec- cece ceco ceeb ceec ceor cer- cerc cere cero cevo ceze cobb cobe cobo coce coco coob cor- corb corc core coro corr cove covo coze cozz crbc crcc crce crcr crcz cre- creb crec cree creo crob croc croe croo cror croz cvcc cver cvrr ebbc ebbo ebbr ebcc eber eboe eboo ebor ebro ecbc ecbe eccb eccc ecce ecco eco- ecrc ecrr ecrv eeee eeoc eerc eero eeze eore erbb erbe ercc erce ereb erec erer erev erez erob eroc eroe eroo errc erre erro erve ever evoe evoo evre ezer ezov ezzo o-eo obbo obec ober oboe obor obre obro ocbc occc oce ocee ocre ocro ocrr oec- oecc oeec oere oobe oocr ooer oooo oore ooze orbb orbe orbo orce orco ore- oreb orec oreo orer oro- oroe oror oroz orro orve orvr orzo ovee over ovo- ovoo ovre ozee ozer rbbb rbbr rcbc rcbo rccb rccc rcvr rebb rebe rebo recc rece recr recz reeb reev rere rero reve revo reze rob- robb robe robo rocc roce roco roer roev roob roor rooz rorc rore roro rove rovo roze rozz rrrr rv-c rver vbcc vcez vecc veer veor ver- verb vere vero veve vevo veze voce voer vooc voor vor- vore voro vreo vroc vver vvob vvvv z-ro zber zebe zero zeve zeze zobo zoco zoo- zorb zorc zore zoro zozo zrce zrcv zrze zzzz

bbbee be-er be-ro beber becco becov beebe beeve beez berbe berec berob beroe beror berre berze berzo bevce bever bevor bezer bo-bo boboc bobov bobr bobre bocce bocor boece boero booce booco booer boore booze borbo borce borcz borec boree borer boro- boroo borov borre borro borve borvo bovec bovee bozer bozoo bozov brece breer breo- breoc brere breve breze brobo broce broer broze brrrr c-cor c-evo ccccc cebec ceber ceco- ceere ceoce ceoor cerc- cerce cerco cerec cerer cero- ceroc cerre cerro cervo cezve co-bo co-co cobbe cobre cocc- cocce cocco coceo coeve cooee cooer coore cooze corbe corbo corce core- coree corer coro- corre corve corvo corze corzo coveo cover cozzo crebe crece creer creo- creve croce croco crooe crore crove croze cvrce ebber ecorv eeeee eevee eever eorre erbbe erber erere ereve eroor erore error evere evero everr eveve evocb evoor ezbob o-r-b obcov obecz oboro obreb obrez obrov obzor ocoee ocr-b ocree oeco- oo-er oocre ooooo oovoo orbec oreco oreo- orere orero orobe orobo oroco oroer oveco over- overo ozero ozoro r-co- rebbe rebec reber recce recco reece reere reeve reeze rere- reree rerez rerob revco rever revoz rezzo ro-ro robbe robbo robec rober robo- robor rocco rocor rocov roero rooer roore roove rorer rover rozce rozov v-bob v-bor veber vebre vecer vecov veeco veere veeve veeze veooz verbo verco vereb verre verve verze verzo vevce veveo vever voere voore vorbe vorce vorre vrbov zboze zebec zebre zecco zeebo zeero zerbe zerbo zerco zeroc zeror zerre zevre zober zocco zocor zorbo zorro zzzzz

b-zero bbbbbb bebove beebee beerze beever beevor beezer beovoz berbee berbeo berber berceo berere berevo berovo berrer bevoor bezovo bobber bobovo bobrov boccob boeber boerre boober booboo boozer borbor borore bororo borovo borzov bovver breere breeze brever brezov brocco brocor brozec brzece brzoze ceecee cerco- cerezo cerove cerovo cobber cobbob cocco- cococo coerce coo-er coocoo corboz corozo corvee corver coverb cozzer crcevo crecco creeze crocco crocer crozer czerce ecobee ecover eebree erbree obrocz ocreo- oooooo orever orozco overer ozerov ozzero rebbec rebore rebozo rebrov receve recore recreo reever rerobe reverb revere revoce revver rezovo robber robeco robeez robovo rococo roozer rovere rozzer veerer verbo- vercoe veroor verree verrer verver vervo vervoz verzee vocore vrbovo vvvvvv zberoz zborov zeebee zezere zoozoo zorzor zrece zverev

bbbbbbb becover berbere bercero berevce boo-boo borbore borovce borovec borovoe borrero borreze bovezzo brcevo brezovo brzezce cebovce cerbere cerebr- cerebro cervere coercee coercer corbere corober coverer crevroe crocere e-corce ecoreco eeeroer erbezzo