b-r-k bbbee be-er bebek beber beche becke beckh becue becum beebe beech beeke behem beher behue beker bekke bembe bemer berbe berck bercu berec bereh berek berhe berk- berke berme berre berru berum beuch beuer beure bheer brebu brece brech breck breek breem breer brehm breke breme bremm brere breu- brmmm brrrr bruce bruch bruck bruer bruke brume brumm bubbe buber bucek buchu bucku bucum bucur buker bukk- bumbu bumme burch burck burcu bureh burek burke burru buruc buruk ccccc cebec ceber cech ceche cecum ceere cemec cemre cerbu cerc- cerce cerec cerer cerke cerre chech check cheek cheer chehr chekc cheke chem- chere cheru cheue chher chubb chuck chueh chuek chumb chur- chure churk churm churr churu chuuk cmere crebe crece creek creem creer creke creme creu- creue cruce cruck cruke crumb crume crure cubbe cubeb cuber cubub cuche cucuk cuker cumbe cumbu cumec cumm- curce curch curer curre e-hrm ebber ebure echem ecker ecume eecke eeeee eembc eheke ekker ekmek ekrem ekuku ekuru embee ember embue emcee emeer emere emerk emmer emure erbbe erber erech erem- erere erkec eruke eucre eum-u eurre h-e-b he-he hebbe hebe- heber heche hecke heeme heere heker hekk- hemer hemke hemme herce herek herem herke herre heruk herur heuch heuer heure hhhhh hkcee hkhrm hmeec hmere hmmer hrbek hrere hubbe huber hubur hucch huche hueck huere huhuh huker humbe humme humur hurbe hureh hurm hurme hurre hurum huuru k-mer kebbe kebek keber kecer keche keech keere kehek kekec kekem kemer kemme kerch kerek kerem kerre kheer khmer khumb khuru khuur kmehr kreek kreke kreme kreuk krumm kubek kuber kucer kuche kuchu kucuk kuheh kukec kukur kumbh kumeu kumru kumuk kurbu kurch kureh kurek kurem kurku kurre kuruc kuruk mbebe mbeku mbere mbube mburu mcbee mccue mchum mckee mcree mcube mebbe meche mecum meece meech meemu meere meher mehke meker membe memer merce merch merck merer merke merre merur meuer meure mheer mhere mmccc mmhmm mmmcc mmmmm mrcub mreru muche muchu mucke mucum mucur muhem mukeh muker mukke mukur mumbe mumcu mumme mummu murch murck mureu murre murrh murru muruk murum rebbe rebec reber recce reche recke recue recur reece reech reeme reere reerh rehem reher rehue rekem rekke remee remer remue rere- reree rerum reuer reume rheem rheme rheum rhumb rhume rubee ruber rubke rucer ruche ruere ruhub rukke rumbe rumeh rumer rummu rurec u-cee uber- ubume uceku uchee ucheh uchku uchuu uh-ee uh-uh uhecr uhhuh uhuru ukeke umbe- umber umbre umeer umeme umhum urech ureme urker urubu uruce urucu uuuuu