iiii iiio iiit iioi iioo iitr iitt ilio ilir ilit ill- illi illo illt iloo ilot ioii ioio ioit iolo iooi iooo iori ioto iri- iril irio irri irti itil itll itoi itol itoo itor itri itto liii liir lili lill lilo lilt lio- lior liri lirl liro lirr lirt liti litl lito litr litt llll lloo loir loit loli loll lolo lool loor loot lori loro loti lotl loto lotr lott lroi lrrr lttr oiii oirt oiti olio olit olli ollo olor olot oolo oooo oort ori- oril orio orit orlo oro- oror orot orri orro orto otit oto- otoo otor otro otti otto rill rilo riol riot riri riti ritl rito ritt roil roio roir roit roll rolo rolt rooi rool roor root rori roro rort roti rotl roto rotr rott rrrr rtlt tiit till tilo tilr tilt tiri tirl tiro tirr titi tito titt tlli toil toit tol- toli toll tolo tolt tool toor toot tori toro torr tort toti toto totr tott tri- tril trio trit troi troo trot trtr tttt