-th bbb bbh bbi bbk bbn bbo bbt bhb bhh bhi bhk bho bht bi- bib bih bii bik bin bio bit bkb bkk bkn bko bkt bnb bni bnk bnn bno bnt bob boh boi bok bon boo bot btb bth bti btk btn bto btt h-i hbb hbh hbi hbk hbn hbo hbt hhb hhh hhi hhk hhn hho hht hib hih hii hik hin hio hit hkb hkh hki hkk hkn hko hkt hnb hnh hnk hnn hno hnt hob hoh hoi hok hon hoo hot htb hth hti htk htn hto htt ibb ibh ibi ibk ibn ibo ibt ihb ihh ihi ihk ihn iho iht iib iih iii iin iio iit ikb iki ikk iko ikt in- inb inh ini ink inn ino int io- iob ioh ioi ion ioo iot itb ith iti itk itn ito itt k-t kbb kbh kbi kbk kbn kbo khh khi khk khn kho kib kih kii kik kin kio kit kkb kkh kki kkk kkn kkt kn- kni knk knn kno knt kob koh koi kok kon koo kot ktb kth ktk ktn kto ktt n-i nbb nbi nbk nbn nbo nbt nhb nhh nhi nhk nhn nht nib nih nii nik nin nio nit nki nkk nkn nko nkt nnb nnh nni nnk nnn nno nnt no- nob noh noi nok non noo not ntb nth nti ntk ntn nto ntt o-i ob- obb obh obi obk obn obo obt ohh ohi ohn oho oht oib oii oik oin oio oit okb oki okk oko on- onb onh oni onk onn ono ont oo- oob ooh ooi ook oon ooo oot ot- otb oth oti otk otn oto ott tbb tbh tbi tbk tbn tbo tbt th- thb thh thi thk thn tho tht tib tih tii tik tin tio tit tkb tkk tko tkt tnb tnh tni tnk tnn tno tnt to- tob toh toi tok ton too tot ttb tth tti ttk ttn tto ttt