i-no iiii iiio iiis iino iioi iioo iios iirs iisi iisr inis inni inno innr inns ino- inoi inon inor inos inox inri inro inrs inso inss inxs ioii ioio ioni ionn iono ions iooi iooo ioos iori iors ioso iri- irin irio iris irix iron irri irrs isin isis isno iso- ison isor isos isri issi isso issr isss ixos ixxi n-ii niir nini nino nins nion nioo nios niro nirs nisi niso niss nixi nnnn nnos nnss noin noio noir nois noix non- noni nonn nono nons nonx noo- noon nooo noor noos nor- nori norn noro norr nors nos- noss nron nsin nsis nsnr nsos nsso nssr nsss oiii oins oion oios onir onis onix onni onno onon onor onos onso oons oooo ooos oosi ori- orin orio oris orix orni orno orns oro- oron oror oros orri orro orrs orsi orso osii osin osis osno osnr osoi osoo osor osos osro ossi osso oxi- oxis oxo- oxon oxos oxox oxsi oxxo riin riis rinn rino rion rios riri rirs risi riso riss rixo rnin roin roio roir rois roni rono rons rooi roon roor roos roox rori roro rosi roso ross roxo rrrr rsis rsnn rsno rsnr rsos s-ii s-os sini sinn sino sins sion sior sios siox siri siro sirr sirs sisi siss sixo sixx snir snns snoo snor snos snrs soin soir sois son- soni sono sons soon soor soos sori sorn soro sorr sors sosi soso soss soxs sris srni srnn srno sros ssin ssis ssns ssri ssrs sssi ssss xiii xion xisi xixi xois xorn xoro xors xoxo xsin xson xxii xxix xxxi xxxo xxxx