bbbb bbbs bbin bbox bibb bibi bibo bibs biin biis bin- bini binn bino bins bio- bioi bion bios biox bis- biso biss bivi bixi bnib bnin bnss bobb bobi bobo bobs boi- boii boin bois boni bonn bono bons boob boon boos boox bosi bosn boso boss bovi bovo bsin bsix bsns bson bsos i-no ibis ibns ibon ibos ibox ibsn ibss iiii iiio iiis iino iioi iioo iios iisi inbo inis inni inno inns ino- inoi inon inos inox inso inss invs inxs iobi ioii ioio ioni ionn iono ions iooi iooo ioos ioso isbn isbx isin isis isno iso- ison isos issi isso isss ivbv ivin ivon ixos ixxi n-ii nbbo nibi nibo nibs nini nino nins nion nioo nios nisi niso niss nivo nixi nnnn nnos nnss nobi nobo nobs noib noin noio nois noix non- noni nonn nono nons nonx noo- noob noon nooo noos noov nos- noss nov- novi novo nsbo nsin nsis nsos nssb nsso nsss nvis nvss obbo obin obis obix oboi obon obos obox obsn obss obvi obvs oiii oins oion oios onis onix onni onno onon onos onso oobi oons oooo ooos oosi osii osin osis osno osoi osoo osos osov ossb ossi osso ovi- ovis ovni ovo- ovon ovoo oxi- oxis oxo- oxon oxos oxox oxsi oxxo s-ib s-ii s-iv s-os sbbs sbsi sibi sibo sibs sini sinn sino sins sion sios siox sisi siss sivi sixo sixx snib snns snob snoo snos snov snvi sobo sobs soin sois son- soni sono sons soon soos sosi soso soss sosv sovo sovs soxs ssbn ssin ssis ssns sssb sssi ssss svns svox vibs viii vini vino vins vion vios visi visn viso viss vivi vivo vixx vnso voin voio vois voix voni vonn vons vosi voso voss voxx vsix vvob vvsb vvvv xbin xbox xibo xiii xion xisi xixi xois xoxo xsin xson xvii xxii xxiv xxix xxvi xxxi xxxo xxxv xxxx