bbbb bbbs bbhs bggs bghs bhhs bhog bhoi bibb bibi bibo bibs bigb bigg bigo bigs bihi bihs biis bio- biog bioi bios bis- bish biso biss bobb bobi bobo bobs bogg bogh bogi bogo bogs boho bohs boi- boii bois boob boog booh boos bosh bosi boso boss bsgs bshs bsos gbbo gbbs gbhs gggg gghg ggss ghhs ghib ghoi gibb gibh gibs gigg gigi gigo gigs gihs giis giog gioi gish giss gobi gobo gobs gogh gogi gogo gogs gohb gohs gois goog gooi goos gosh gosi goso goss gshs gsis gsoh gsos h-ii hbbs hbhs hbio hbos hbss hghs hhgg hhhh hhhs hibi high higi higs hihi hiho hiis hiob hisb hish hiss hobo hobs hogg hogh hogi hogo hogs hoho hois hoos hosh hoss hshs hsob i-go ibis ibos ibss igbo iggs igis igoo igso ihis ihob ihss iiii iiio iiis iioi iioo iios iisi iobi ioii ioio iooi iooo ioos ioso ishi ishs isis iso- isos issh issi isso isss obbo obhs obis oboi obos obss ogb oggi oghi oghs ogog ogoi ogsi ohhi ohho ohhs ohio ohis ohob ohoh ohos ohso ohss oigo oiii oios oobi ooho oohs oooh oooo ooos oosi osgi oshi osho oshs osii osis osoi osoo osos ossb ossi osso s-ib s-ii s-os sbbs sbhs sbig sbsi sggg sggs sghs sgio sgsh sgss shbs shhh shhs shib shig shih shii shio shis shog shoo shos sibi sibo sibs sigg sigh sigi sigo sigs sihi sihs sios sish sisi siss sobo sobs sogh sogi sogo sogs sohh soho sohs sois soog soos sosh sosi soso soss ssgs sshs ssis sssb sssh sssi ssss