-itis fissi fisto fists fitit fitof fitto fitts fofos foios foist footi foots fotos if-- ifits ifttt iiiii iitti ioooi ioooo iotit iotti is-is isfit isios isisi isiti isits isitt isoff isoft istoo itfit itisi itiso itoff itoss itsit itsof itsso itsto ittoo ittti offis offit offof offto ofoto ofsit oitti ooioo ooooo ososo ossi- ossis ossos ostis otoso ototo ottis ottoi ottos s-iii sifts sisis sissi sisto sists sitio sitit sito- sitsi sitti so-so sofis softs soosi soots soss- sossi sosti sosto sotio sotoo sotos sotto sotts sssss stfis stiff stift stiif stitt stoff stoit stoos stoot stoss stots stott ti-ti tiffs tifts tisis tisof tiss- tissi tisso titii titis titof titos titti toffo toffs tofit tofts toist toits toost toots tosit tosos toss- tosti tosto toti- toto- totoo totos tsito ttttt