bibri bipib birmi birum birur bmiii bmp-r brimm brmmm brrrr bruiu brumm bruri bumbu burim burri burru buumi i-m-r ibbur iiiii impir impur ipubi irimi irupi m-rip mbiri mburu mi-mi mimir mimmi mimpi mipim mirim mirri mmiii mmmmm mmpip mpiri mprim mrpii mrpim muiri mumbi mummu muppu murmi murri murru murum murup piiri pippi pipri pirri pirui pirum piuri piuru primi primm primp pupri purim purum puuri ribbi ribup rimmi rimpi rimur ripup rirpu rubbi rubim rubup ruiru rummi rummu ubirr umbri umiri urpmi urubu urumi ururi uuuuu