-ism bbbb bbbs bbgm bbmg bggs bibb bibi bibs bigb bigg bigs bigu biis bims bis- biss bisu bmgs bmmi bmus bsgs bsim bsms bssm bubb bubi bubs bubu bugg bugi bugs buis buiu bum- bumb bums busi buss busu buus gbbs gggg ggss gibb gibs gigg gigi gigs giis gism giss gius gsis gubb gubi gubs gubu gugb gugg gugi gugu guib guis gumb gumi gumm gums gusb guss guus ibbm ibim ibis ibms ibss ibus iggs igis igsm igus iiii iiis iisi iism iisu iium imbi immi imms imsi imss imsu imus isim isis ismi isms issi isss issu isum isus iugs iuiu iums iuss mbbs mbim mbis mbms mbus mgbs mgsm mgus mibs migg migi migs migu miii miis mim- mimi mims mis- misg misi miss misu miui mmii mmis mmmm mmms mmsu mmus msgs msmb msmm msms msmu mssg mssi mssm msus mubi mubs mugg mugi mugs mugu muis mumm mums mumu musi muss musu s-ib s-ii sbbs sbig sbsi sbus sggg sggs sgsm sgss sibi sibs sibu sigg sigi sigs siim simi simm sims sisi siss sisu siui sium sius smgs smig smis smss smug smus ssgs ssis sssb sssi sssm ssss sub- subb subg subi subm subs sug- sugg sugi suig suis sum- sumi sums sumu sus- susi suss susu suum suus ubbi ubii ubis uggs ugis uguu uims umb- umbi ummg umms umsu umus usbs usim usis usmm usms ussb usss ussu usui usus uusi uuuu