bbbb bbbs bbhs bblb bbls bhhs bhil bhoi bibb bibi bibl bibo bibs bihi bihl bihs biis bili bill bilo bils bio- bioi biol bios bis- bish bisl biso biss blhs blio blis blls blob bloo blss bobb bobi bobo bobs bohl boho bohs boi- boii boil bois boli boll bolo bols boob booh bool boos bosh bosi boso boss bshs bsos h-ii hbbs hbhs hbio hbos hbss hhhh hhhs hibi hihi hiho hiil hiis hili hill hilo hils hiob hisb hish hiss hlhs hlss hobo hobs hohl hoho hoil hois hol- holb holh holi holl holo hols hool hoos hosh hoss hshs hsls hsob ibis ibos ibss ihis ihob ihss iihl iiii iiio iiis iioi iioo iios iisi ilio ilis ill- illi illo ills iloo ilos iobi ioii ioio iolo iooi iooo ioos ioso isbl ishi ishs isil isis isls iso- isol isos issh issi isso isss lbhs lbos lhbs lhhh lhhs lhss libo libs lih- lihi liho liii liis lilb lili lill lilo lils lio- lios lish lisi liso liss llbs llhs llll lloo lob- lobb lobh lobi lobo lobs lohi loho lohs lois loli loll lolo lols loob lool loos losh losi loso loss lshs lsoh lsso obbo obhs obis obls oboi obol obos obss ohhi ohho ohhs ohio ohis ohob ohoh ohos ohso ohss oiii oils oios olbo olib olio olis olli ollo olos olsh olsi oobi ooho oohs oolo oooh oooo ooos oosi oshi osho oshs osii osis osli oslo osoi osoo osos ossb ossi osso s-ib s-ii s-os sbbs sbhs sbsi shbs shhh shhs shib shih shii shil shio shis shl- shls shoo shos sibi sibo sibs sihi sihl sihs sil- sili sill silo sils siol sios sish sisi siss sl-i slhs slib slob sloh sloo slos sobo sobs sohh sohl soho sohs soil sois solh soli soll solo sols sool soos sosh sosi soso soss sshl sshs ssis sssb sssh sssi ssss