b-u bbb bbg bbi bbn bbo bbt bbu bby bgb bgg bgi bgn bgo bgt bgu bi- bib big bii bin bio bit biu biy bnb bng bni bnn bno bnt bnu bob bog boi bon boo bot bou boy btb btg bti btn bto btt btu bty bub bug bui bun buo but buu buy by- byg byi byn byo byt byu gbg gbi gbn gbo gbt gbu gby ggb ggg ggi ggn ggo ggt ggu gib gig gii gin gio git giu giy gnb gni gnn gno gnt gnu gob gog goi gon goo got gou goy gtb gtg gti gtn gto gtt gtu gty gu- gub gug gui gun guo gut guu guy gy- gyb gyn gyo ibb ibg ibi ibn ibo ibt ibu iby igb igg igi ign igo igt igu igy iib iii iin iio iit iiu in- inb ing ini inn ino int inu iny io- iob iog ioi ion ioo iot iou itb itg iti itn ito itt itu ity iu- iub iug iui iut iyo iyt iyy n-i nbb nbg nbi nbn nbo nbt nbu ngb ngg ngi ngn ngo ngt ngu nib nig nii nin nio nit niu nnb nng nni nnn nno nnt nnu no- nob nog noi non noo not nou noy ntb ntg nti ntn nto ntt ntu nub nug nui nun nuo nut nuu nuy nyg nyn nyo nyt nyu nyy o-i ob- obb obg obi obn obo obt obu oby ogg ogi ogn ogo ogt ogy oib oii oin oio oit oiu on- onb ong oni onn ono ont onu ony oo- oob oog ooi oon ooo oot ot- otb otg oti otn oto ott otu ou- oui oun ouo out oyi oyo tbb tbg tbi tbn tbo tbt tbu tgb tgg tgi tgn tgo tgt tgu tgy tib tig tii tin tio tit tiu tiy tnb tng tni tnn tno tnt to- tob tog toi ton too tot tou toy ttb ttg tti ttn tto ttt ttu tty tub tug tui tun tuo tut tuu tuy tyg tyn tyo tyt ubb ubg ubi ubn ubo ubt ubu uby ugb ugg ugi ugn ugo ugt ugu uib uig uii uin uio uit uiu un- unb ung uni unn uno unt unu uny uob uog uon uoo uot utb uti utn uto utt utu uty uug uun uut uuu uyi uyo uyu ybg ybi yby ygo yig yii yin yio yit yng ynn ynu yny yob yog yoi yon yoo yot you yoy ytn yto ytt ytu yug yui yun yuo yut yuu yuy yyb yyg yyt yyu yyy