bbbee be-er beber beebe beeri beibi beier beire bembe bemer bemix berbe berei berie berim beriu berme berre berri berru berum beuer beure bibbe biber bibie bibri biebe biere bieri birie birme birmi birum birur biure bixie bmiii bmxer bre-x brebu breem breer breim breme bremm brere breu- breux bribe brier brime brimm brixx brmmm brrrr bruer bruiu brume brumm bruri bubbe buber buire bumbu bumix bumme burie burim burri burru buumi buxie ebber ebbie ebibe ebure eeeee eerie eirie embee ember embue emeer emere emeri emiri emmer emmie emure erbbe erber erem- erere erier erimi erixx ermir eubie eum-u eurex eurre exbi- exeem exeme exurb i-m-r ibbur ibmer ieiri ierei iiiee iiiii imber imbue imeem immer immie immix imrie irime irimi iurie mbebe mbere mbiri mbube mburu mebbe mebi- meemu meere meeri meier meimu meire meiri meixi membe memer memex merei merer meri- merie merir merre merri merur meuer meure mexer mi-mi mibre mieum mieux mimee mimer mimir mimmi mirer mirex mirie mirim mirre mirri mixer mixie mixxx mmiii mmmmm mmxii mreru mrieu muire muiri mumbe mumbi mumme mummu mureu murex murie murmi murre murri murru murum muxer mxiii rebbe reber reeme reere reime remee remer remex remi- remix remue remux rere- reree rerir rerum reuer reuir reume rexer ribbi riber ribie ribxi rieux rimer rimmi rimur ririe riuer rubbi rubee ruber rubie rubim ruere ruiru rumbe rumer rumex rummi rummu uber- uberx ubirr ubume umbe- umber umbre umbri umeer umeme umiri urbex ureme uribe urubu urumi ururi uuuuu xbxrx xerem xexeu xexex xiber xmmer xxiii xxxii xxxix