i-no iiii iiio iiit iino iioi iioo iitr iitt init inni inno innr ino- inoi inon inor inot inri inro inti intn into intr ioii ioio ioit ioni ionn iono iooi iooo iori ioto iri- irin irio iron irri irti itin itno itoi iton itoo itor itri itto n-ii niir niit nini nino nion nioo niro nirt niti nito nitr nnit nnnn nnot nntn noin noio noir noit non- noni nonn nono nont noo- noon nooo noor noot nor- nori norn noro norr nort not- noti noto nott nron ntto nttr oiii oint oion oirt oiti onir onit onni onno onon onor ont- onti onto oont oooo oort ori- orin orio orit orni orno oro- oron oror orot orri orro orto otin otit oto- oton otoo otor otro otti otto riin rinn rino rion riot riri riti rito ritt rnin rnnt rnot roin roio roir roit roni rono ront rooi roon roor root rori roro rort roti rotn roto rotr rott rrrr tiit tini tinn tino tint tion tiri tiro tirr titi tito titt toit toni tonn tono toon toor toot tori torn toro torr tort toti toto totr tott tri- trin trio trit trno troi tron troo trot trtr tton tttt