b-u bbb bbf bbi bbo bbr bbu bfb bff bfi bfo bfr bfu bi- bib bif bii bio bir biu bob bof boi boo bor bou brb brf bri bro brr bru bub buf bui buo bur buu fbb fbf fbi fbo fbr fbu fff ffi ffo ffr ffu fib fif fii fir fiu fob fof foi foo for fou frb frf fri fro frr fru fub fuf fui fuo fur fuu i-f ibb ibf ibi ibo ibr ibu ifb iff ifi ifo ifr ifu iib iif iii iio iir iiu io- iob iof ioi ioo ior iou ir- irb irf iri iro irr iru iu- iub iui iur o-i ob- obb obf obi obo obr obu of- ofb off ofi ofo ofr ofu oib oif oii oio oir oiu oo- oob oof ooi ooo oor or- orb orf ori oro orr oru ou- ouf oui ouo our rbb rbf rbi rbo rbr rbu rfb rff rfi rfo rfr rfu rib rif rii rio rir rob rof roi roo ror rou rrb rrf rri rrr rru rub ruf rui ruo rur ruu ubb ubf ubi ubo ubr ubu uff ufi ufo ufr ufu uib uif uii uio uir uiu uob uoo uor ur- urb urf uri uro urr uru uur uuu

bbbb bibb bibi bibo biff bifi bio- bioi biou birb biri biro birr biru bobb bobi bobo bobu boff bofu boi- boii boiu boob boof boor bor- borf bori boro borr boru bouf bour brfu brio brob broo bror brou brrr bubb bubi bubo bubu buff bufo bufr buif buir buiu bur- burb buri buro burr buru ffff ffii ffrr fiff fifi fifo fiii fior fofo foof for- forb fori foro forr four frib frio frob frou frub fubb fubu fuff fufu fuir fuor fur- furi furo furr ibfi ibri ibro ifbb ifor ifrb ifrf ifri iiii iiio iioi iioo iobi ioii ioio ioof iooi iooo iori irfu iri- irio irob irri iuiu obbo oboi obor obri obro off- offo offr offu ofor oiii oobi ooff oooo orbb orbi orbo orbu orff orfi orfu ori- orif orio oro- orof oror orri orro orub ouff ouii ouir our- ouro ouu- rbbb rbbr rib- ribo ribu riff rifu riif riou riri rob- robb robi robo robu roff rofo roif roio roir roiu roob roof rooi roor rori roro roru roub rouf rrif rrrr rubb rubi rubu ruff rufo ruif ruri ruro ruru ubbi ubbo ubii ubir uirr uofo uor- urbi urff urfi urib urif uriu uro- uroo urri urur uuri uuuu

bibbo bibio bibri biffi biffo bifor birou birur bo-bo bobbi bobr bobri boffi boffo boiro booru borbo borio boro- boroo borou borro bouri brifu briou brobo brrrr bruff bruiu bruri buffi buffo burfi burio buroo burri burro burru fibr- fibro fiori firou foir- forio forro forur fourb fouro fu-fu furbo furio furir furo- furor ibbur ibibo if-- iffou iiiii ioooi ioooo iorio irobo irori irour o-r-b oboro offir offof ofori ofour ooioo ooooo orfor oribi orobo oruro ouir- ouoro ri-fi ribbi ribo- ro-ro robbi robbo robo- robor robur rofor rorbu rubbi rubio rubof rubor ruffo rufi- rufio rufo- ruiru ubirr ubobo ufofu uforb uiro uroob urour urubu ururi uuuuu

bbbbbb bibiri bibiru biobor biribi birori bobbio bobiri booboo borbor bororo boubou bourou bribir bribri brubru bubbio bububu burbur burior buriro burrio bururi fibro- fobiri foboff foofoo foofur foufou fourbi fourof fourou frbroo furfur furour furrfu ibibio iiooio irrour offrir oooooo orobii orrour ouioui rififi robbio ruboff rubro- uburoi

bbbbbbb biobio boo-boo bourrou fiobbio foo-foo fou-fou furiiru furrour off-off oroboro robiboo rub-off rubbour ububboo uriburu

bbbbbbbb bo-bo-bo broubrou burriour buruburu fourbour froufrou furifuff furifuri i-ii-iii iooooooo ribibour riroriro roborior ubbubboo

biro-biro borborbor four-four frou-frou ouroboroi

bobbi-bobbi

bbbbbbbbbbbbbbb ioooooooooooooo