bbbb bbbs bbhs bblb bbls bhhs bhil bhuu bibb bibi bibl bibs bihi bihl bihs bihu biis bili bill bils bilu bily bis- bish bisl biss bisu bisy biys blhs blis blls blss blub blus bly- blys bshs bubb bubi bubs bubu buhi buhl buhs buhy buis buiu bulb buli bull buls bulu bush busi buss busu busy buus buyi buyl buys buyu byil bysb bysi bysl byss bysy byul h-ii hbbs hbhs hbss hhhh hhhs hhus hibi hibu hihi hiil hiis hiiu hili hill hils hilu hily hisb hish hiss hlhs hlly hlss hlul hshs hsls hubb hubi hubl hubs huby huhi huhs huhu huib huil huis huli hull huls hulu huly hush husi huss huub huus hyl- hyll hyly i-by ibis ibly ibss ibus ibuy ibyi ihis ihss ihub iihl iiii iiis iisi iisu ilis ill- illi ills illy ilus iluy isbl ishi ishs isil isis isls isly issh issi isss issu issy isuh isus isyl isys iuiu iuss iysh lbhs lhbs lhhh lhhs lhss libs libu lih- lihi liii liis lilb lili lill lils lilu lily lish lisi liss lisu lisy lius liyl liyu llbs llhs llll lsbu lshs lubs luby luhi luhu luis luli lull lulu lush lusi luss luyi luys lyly lys- lysi lysl lyss s-ib s-ii sbbs sbhs sbsi sbus shbs shhh shhs shib shih shii shil shis shiu shl- shls shub shui shul shus shuu shuy sibi sibs sibu siby sihi sihl sihs sihu sil- sili sill sils silu sish sisi siss sisu sisy siui sius siyi siyu sl-i slhs slib slsu slub slys ssby sshl sshs ssis sssb sssh sssi ssss sub- subb subh subi subl subs suhb suhi suhl suis sul- sulh suli sull sulu sus- susi suss susu susy suus suyi suyu syis syl- syli syll syls syss ubbi ubii ubis ubli ubls ubly uhss uhuh ulli ully ulul ulus ulys usbl usbs ushi ushs ushu usis uslu ussb usss ussu ussy usui usul usus uulu uusi uuuu ybbs yhis yili yill yiss ylli ylls ysby ysii yssh yssu ysyb yubu yuhi yuli yuls yulu yush yuyu yyyy