bbbb bbgm bbmg bibb bibi bibo bigb bigg bigo bigt bigu bimo bio- biog bioi biot biou bito bitt bitu bmmi bobb bobi bobo bobu bogg bogi bogo bogt boi- boii boim boit boiu bomb bomi bomt bomu boob boog boom boot botb boti boto bott boum bout btob bttb bubb bubi bubo bubu bugg bugi bugo buit buiu bum- bumb but- buti buto butt gbbo ggbt gggg gibb gigg gigi gigo gimo giog gioi gito gmit gobi gobo gogi gogo goit gomb gomi gomo gomu goog gooi goom goot goti gotm goto gott gou- goug goum gout gubb gubi gubu gugb gugg gugi gugu guib gumb gumi gumm gumo guti guto gutt gutu i-go ibbm ibim ibot ibtb igbo igoo igot iiii iiio iiit iioi iioo iitm iitt iium imbi imit immi immo immt imou imto iobi iogt ioii ioio ioit iomo iooi iooo ioto ioug itgo itim itmo itoi itoo itou itto itum iuiu mbim mbio mbou mgit mgmt migg migi migo migu miii miio miit mim- mimi mimo mio- mit- mitb miti mitm mito mitt mitu miui mmii mmmm mobb mobi mobo mogg mogi mogo mogu moii moio moit momi momo momu moob moog moot motb moti motm moto mott motu mout mtbo mtom mubi mubo mugg mugi mugo mugu muit mumm mumo mumu muti muto mutt mutu muut obbo obit oboi obot ogb oggi ogog ogoi ogou ogui ogum oigo oiii oimb oiti oium ombo ombu omim omio omit omo- omoi omoo omuo oobi oooo ootb otit oto- otog otoo otti otto ottu ouii ouit oumi out- outb outi outo ouu- t-mo tbit tibi tibu tigi tigm tiit tiiu timi timm timo timu tiou titi tito titt titu tium tmbg tmou tmtt tobi tobo tobt tobu togo togt toit tomb tomg tomi tomm tomo tomt toom toot toti totm toto tott toug toui toum tout ttbb ttim tttt tubb tubo tubu tugg tugu tuig tuim tuit tuiu tumb tumi tumu tuti tuto tutt tutu tuum tuuo ubbi ubbo ubii ubit uggo uggt uguu umb- umbi umbo umgo umit ummg ummo umut uomo utmb utti utto uttu utug uuuu