bbbb bbbs bbhs bboy bbyo bggs bghs bhhs bhog bhoi bhoy bibb bibi bibo bibs bigb bigg bigo bigs bihi bihs biis bio- biog bioi bios bis- bish biso biss bisy biys bobb bobi bobo bobs boby bogg bogh bogi bogo bogs bogy boho bohs bohy boi- boii bois boob boog booh boos bosh bosi boso boss boyg boyi boyo boys bsgs bshs bsos bygg bygo byob byoi byos bysb bysi byso byss bysy gbbo gbbs gbhs gggg gghg ggss ghhs ghib ghoi gibb gibh gibs giby gigg gigi gigo gigs gihs giis giog gioi gish giss gobi gobo gobs goby gogh gogi gogo gogs gohb gohs gois goog gooi goos gosh gosi goso goss goys gshs gsis gsoh gsos gysi gyss h-ii hbbs hbhs hbio hbos hbss hghs hhgg hhhh hhhs hibi high higi higs hihi hiho hiis hiob hisb hish hiss hiyo hobo hobs hoby hogg hogh hogi hogo hogs hoho hois hoos hosh hoss hoyi hoys hshs hsob hybo hygh hyo- i-by i-go ibis ibos ibss ibyi igbo iggs iggy igis igoo igso ihis ihob ihss iiii iiio iiis iioi iioo iios iisi iobi ioby ioii ioio iooi iooo ioos ioso ishi ishs isis iso- isos issh issi isso isss issy isys iyos iysh obbo obby obhs obis oboi obos oboy obss ogb oggi oggy oghi oghs ogog ogoi ogsi ohhi ohho ohhs ohio ohis ohob ohoh ohos ohso ohss ohyo oigo oiii oios oobi ooby ooho oohs oooh oooo ooos oosi osby osgi oshi osho oshs osii osis osoi osoo osos ossb ossi osso ossy oyss 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 siby sigg sigh sigi sigo sigs sigy sihi sihs sios sish sisi siss sisy siyi sobo sobs sogh sogi sogo sogs sohh soho sohs sois soog soos sooy sosh sosi soso soss soyo soys ssby ssgs sshs ssis sssb sssh sssi ssss sybo sygh syis syso syss ybbs yhis yigh yiss yobi yobo yobs yogh yogi yogo yoho yosh yosi yoso yoyo ysby ysii yssh ysyb yyyy