TURBINIFORM

bi bo if in it mi mo mu no nu of oi om on or ti to um un ut

bin bio bit bot bro brr bum bun bur but fib fin fir fit fob fon for fou fro fub fun fur ion mib mir mob mon mor mot mun mut nib nim nit nob nom nor not nub nut obi oft orb ort our out rib rif rim rin rob rom rot rub rum run rut tin tom ton tor tub tui tun urb urn

bint biro birr born bort bout brim brin brio brit brut bumf bunt burn burr fino firm firn foin font forb form fort four frit from info inro inti into iron mini mint miri morn mort muni muon murr noir nori norm numb obit omit rift riot roti rout ruin runt tiro tofu tomb tori torn torr tour trim trio turf turn umbo unit unto