bbbb bbbs bblb bbls bggs bibb bibi bibl bibs bigb bigg bigs bigu biis bili bill bils bilu bis- bisl biss bisu blis blls blss blub blus bsgs bubb bubi bubs bubu bugg bugi bugs buis buiu bulb bulg buli bull buls bulu busi buss busu buus gbbs gggg ggss gibb gibs gigg gigi gigs giis gilg gili gill gils giss gius gli- glib glis glub glug glui gsis gsli gubb gubi gubs gubu gugb gugg gugi gugu guib guil guis gulb guli gull guls gulu gusb guss guus ibis ibss ibus iggs igil igis igli iglu igus iiii iiis iisi iisu ilis ill- illi ills ilus isbl isil isis isls issi isss issu isus iugs iuiu iuss lbug lgbu libs libu ligg ligi liig liii liis lilb lilg lili lill lils lilu lisi liss lisu lius llbs llll lsbu lubs lugg lugi lugs lugu luis luli lull lulu lusi luss s-ib s-ii sbbs sbig sbsi sbus sggg sggs sgls sgss sibi sibs sibu sigg sigi sigs sil- sili sill sils silu sisi siss sisu siui sius sl-i slib slig slsu slub slug ssgs ssis sssb sssi ssss sub- subb subg subi subl subs sug- sugg sugi suig suis sul- suli sull sulu sus- susi suss susu suus ubbi ubii ubis ubli ubls uggs ugis ugli uguu ulli ulul ulus usbl usbs usis uslu ussb usss ussu usui usul usus uulu uusi uuuu