-ing bbbb bbgm bbin bbmg bbng bbrg bgun bibb bibi bigb bigg bign bigt bigu biin bin- bing bini binn bint binu birb birg biri birn birr birt biru bitt bitu bmir bmmi bnib bnim bnin bnrr bntm brig brim brin brit brrm brrr brug brum brun brut btrt bttb bubb bubi bubu bugg bugi buin buir buit buiu bum- bumb bunb bung buni bunn bunt bunu bur- burb burg buri burm burn burr burt buru but- buti butt ggbt gggg ggrn gibb gigg gigi gign ging gini ginn ginu girg giri girn girr girt giru giur gmit gmmr gnib gnin gnit gnmt gnrr gnti grbr grib grig grim grin grit grmt grni grrr grub grug grui grum grun grur grut gtbr gubb gubi gubu gugb gugg gugi gugu guib guin gumb gumi gumm gung gunn gunt gurb gurg guri gurn gurr gurt guru guti gutt gutu ibbm ibim ibri ibtb igni ignu igri iiii iiit iinm iitm iitr iitt iium imbi imin imir imit immi immt imri imrr imun inig init inni innr innu inri intg inti intn intr intu inui inun irbm irgm iri- irig irin irri irti irun itim itin itri itum itur iuiu mbim mgit mgmt mgrm migg migi migu miii miin miit mim- mimi ming mini minn mint minu mirg miri mirr mirt miru mit- mitb miti mitm mitt mitu miui mmgn mmii mmmm mmun mnbb mngr mnin mntb mntn mrbb mrbm mrgn mrng mrtm mrtn mrtt mtnt mtrr mttr mubi mugg mugi mugu muin muir muit mumm mumu mung muni munn munt munu murg muri murn murr murt muru muti mutt mutu muut n-ii nbti ngmn ngri ngtn ngur nguu nibi nibm nigg nigt niir niit niiu nimb nimi nimr nimt nimu ning nini nirt niru nitb niti nitr niur nmit nmnt nmri nmtb nngn nnit nnmt nnnn nntn ntnu ntru nttm nttr ntui nubi nuim nuin nuit numb numi numm numt numu nung nunn nunt nuri nurn nurr nurt nuru nutt nutu rbbb rbbr rgbi rgit rgtr rib- ribu rigg rigi rigu riin rimi rimm rimu ring rinn riri riti ritt ritu rmrg rmtu rnbr rnin rnnt rnut rrrr rrum rrun rtmi rubb rubi rubu rugg rugi ruin ruit rumb rumi rumm rumt rung runi runn runt ruri ruru ruti rutt rutu ruun tbit tbrb tibi tibu tigi tigm tigr tiit tiiu timi timm timn timu ting tini tinn tint tinu tirb tiri tirr tiru titi titt titu tium tmbg tmbr tmnt tmtt tnut tri- trib trig trim trin trit trmb trmi trmu trng trtr trub trug trun trut truu ttbb ttim tttt tubb tubr tubu tugg tugu tuig tuim tuin tuit tuiu tumb tumi tumu tunb tung tuni tunn tunu turb turg turi turm turn turr turt turu tuti tutt tutu tuum ubbi ubii ubir ubit uggt ugni ugri ugur uguu uint uirr umb- umbi umit ummg umri umut ungu uni- unii unin unir unit unmr unni untb unum unut urbi urgi urgu urib urim urin uriu urmi urni urri urum urun urur urut utin utmb utri utti uttu utug uuni uuri uuuu