bibin biffi bilbi bili- bilif bilin billi billu binub blini blinn bluff blufi buffi bulb- bulbi bulin buliu bull- bulli bulul bulun bunin bunun fiini fili- filin finif finul flinn fluff fu-fu fullf ibill iblin if-- ifill ifin iiiii iiuni iliff illin illui ilulu inbin infin infun inili inini inniu iufni iuliu li-fi libin libun lilfu lilin liliu lilli lilun linin linlu liuli lubin lubun luiff lulin lulli lulul luni- lunin nflib nibbi niibi nilin ninib nu-nu nulli nunni nunun u-n-i u-nii uifli ullin ululu unfun unifi unini uninn unnun uuuuu