bbb bbi bbn bbo bbt bbw bi- bib bii bin bio bit biw bnb bni bnn bno bnt bnw bob boi bon boo bot bow btb bti btn bto btt btw bwb bwi bwo ibb ibi ibn ibo ibt ibw iib iii iin iio iit iiw in- inb ini inn ino int io- iob ioi ion ioo iot iow itb iti itn ito itt iwb iwi iwo iwt iww n-i nbb nbi nbn nbo nbt nbw nib nii nin nio nit nnb nni nnn nno nnt nnw no- nob noi non noo not now ntb nti ntn nto ntt nwb nwi nwn nwo nwt o-i ob- obb obi obn obo obt obw oib oii oin oio oit on- onb oni onn ono ont oo- oob ooi oon ooo oot oow ot- otb oti otn oto ott otw owb owi own owo owt oww tbb tbi tbn tbo tbt tib tii tin tio tit tiw tnb tni tnn tno tnt tnw to- tob toi ton too tot tow ttb tti ttn tto ttt ttw twb twi twn two twt tww wbb wbi wbn wbo wbt wbw wib wii win wit wn- wnn wno wnt wnw wob woi won woo wot wow wtb wti wtn wto wtt wtw wwi wwn wwo wwt www