MICROBURET

be bi bo em er et it me mi mo mu oe oi om or re ti to um ut

bet bio bit bot bro brr bum bur but cob cor cot cru cub cue cum cur cut ecu emu err ice ire met mib mic mir mob moc mor mot mut obe obi orb orc ore ort our out reb rec rei rem ret rib rim rob roc roe rom rot rub rue rum rut tic tie toe tom tor tub tui urb ute

berm bice bier biro birr bite bore bort bout brie brim brio brit brut burr bute cero cire cite coir comb come core corm cote crib crit cube curb cure curr curt cute ecru emic emir emit etic etui euro item meou merc mice mire mite more mort mote moue mure murr mute obit omer omit otic rice rime riot rite robe rote roti roue rout rube ruer term tier time tire tiro tomb tome torc tore tori torr tour trim trio true tube umbo uric