OUTBURSTING

bi bo go in is it no nu oi on or os si so ti to un us ut

big bin bio bis bit bog bos bot bro bug bun bur bus but gib gin git gnu gob gor gos got gun gut ins ion its nib nit nob nog nor nos not nub nus nut obi ons orb ors ort our out rib rig rin rob rot rub rug run rut sib sin sir sit sob son sot sou sri sub sun tin tis tit tog ton tor tot tub tug tui tun tut uns urb urn uts

bigs bins bint biog bios biro bits bitt bogs bong born bort bots bott bout brig brin brio bris brit bros brut bugs bung buns bunt burg burn burs bust buts butt gibs gins girn giro girt gist gits gnus gobs gout grin grit grot grub guns guru gust guts inro into ions iron nibs nits nobs nogs noir nori nous nubs nuts obis obit onus orbs orts ours oust outs ribs rigs ring rins riot robs roti rots rout rubs rugs ruin rung runs runt rust ruts sign sing snib snit snob snog snot snub snug song sorb sori sorn sort sour stir stob stot stub stun suit sung ting tins tint tiro tits togs toit tong tons tori torn tors tort tost tots tour tout trig trio trog trot trug tubs tugs tuis tung tuns turn tuts tutu unit unto urbs urns urus