-th bbb bbf bbh bbi bbo bbr bbt bfb bff bfh bfi bfo bfr bft bhb bhf bhh bhi bho bhr bht bi- bib bif bih bii bio bir bit bob bof boh boi boo bor bot brb brf brh bri bro brr brt btb btf bth bti bto btr btt fbb fbf fbh fbi fbo fbr fbt fff ffh ffi ffo ffr fft fhb fhf fhh fhi fho fhr fib fif fih fii fir fit fob fof foh foi foo for fot frb frf frh fri fro frr frt ftb ftf fth fti fto ftr ftt h-i hbb hbf hbh hbi hbo hbr hbt hfb hff hfh hfi hfo hfr hft hhb hhf hhh hhi hho hhr hht hib hif hih hii hio hir hit hob hof hoh hoi hoo hor hot hr- hrb hrf hrh hri hro hrr hrt htb htf hth hti hto htr htt i-f ibb ibf ibh ibi ibo ibr ibt ifb iff ifi ifo ifr ift ihb ihf ihh ihi iho ihr iht iib iif iih iii iio iir iit io- iob iof ioh ioi ioo ior iot ir- irb irf iri iro irr irt itb itf ith iti ito itt o-i ob- obb obf obh obi obo obr obt of- ofb off ofi ofo ofr oft ohf ohh ohi oho ohr oht oib oif oii oio oir oit oo- oob oof ooh ooi ooo oor oot or- orb orf orh ori oro orr ort ot- otb otf oth oti oto otr ott rbb rbf rbh rbi rbo rbr rbt rfb rff rfh rfi rfo rfr rft rh- rhb rhf rhh rhi rho rhr rht rib rif rih rii rio rir rit rob rof roh roi roo ror rot rrb rrf rrh rri rrr rrt rtb rtf rti rto rtr rtt tbb tbf tbh tbi tbo tbr tbt tfb tff tfh tfi tfo tfr tft th- thb thf thh thi tho thr tht tib tif tih tii tio tir tit to- tob tof toh toi too tor tot trb trf trh tri tro trr trt ttb ttf tth tti tto ttr ttt

bbbb bftt bhff bhir bhit bhoi bhor bhot bhrt bibb bibi bibo biff bifi bihi bio- bioi biot birb biri biro birr birt bith bito bitt bobb bobi bobo boff bofh boho bohr boht boi- boii boit boob boof booh boor boot bor- borf borh bori boro borr bort botb both boti boto bott brih brio brit brob broh broo bror brot brrr btob btor btrt bttb ffff ffii ffrr fftf fhit fiff fifi fifo fift fiii fior fiti fitt fobt fofo fohr foof foot for- forb fori foro forr fort foth foti foto fott frib frio frit frob froh frot ftii h-ii hbio hbit hhhh hhof hibi hibt hiff hifh hifi hifo hifr hihi hiho hiht hiit hiob hirf hiri hiro hirt hiti hito hitt hobo hoff hoho hoif hoir hoit hoof hoor hoot hori horo horr hort hotb hoth hoti hoto hotr hott hrib hrit hrob hrtb htoh httr ibfi ibot ibri ibro ibtb ifbb ifht ifit ifor ifrb ifrf ifri ifto ihit ihob iiht iiii iiio iiit iioi iioo iitr iitt iobi ioii ioio ioit ioof iooi iooo iori iotf ioto iri- irio irob iroh irri irtf irti itif itof itoh itoi itoo itor itrf itri ittf itto obbo obit oboi obor obot obrh obri obro off- offh offo offr ofit ofor ohhi ohho ohif ohio ohob ohoh ohto oiii oirt oiti oobi ooff ooho oooh oooo oort ootb orbb orbi orbo orff orfi ori- orif orio orit oro- orof oror orot orri orro orth orto otho othr otif otit oto- otof otoh otoo otor otro otti otto rbbb rbbr rboh rhib rhio rhob rhoh rib- ribo riff rift riho riht riif riot riri rith riti rito ritt rob- robb robi robo robt roff rofo rohr roif roio roir roit roob roof rooi roor root rori roro rort roth roti roto rotr rott rrif rrrr rtbf rtfb tbit tbrb tfot thi- thif thio thir thof thoo thor thot thri thro thtb thtr tibi tiff tifo tift tiht tiit tirb tiri tiro tirr tith titi tito titt tobi tobo tobt toff tofi tofo toft tohi toho toit toof tooh toor toot torf tori toro torr tort toth toti toto totr tott trfr tri- trib trif trio trit troi troo trot trtr ttbb ttff tttt

bhooi bhoot bibbo bibio bibri biffi biffo bifor bihor birth bitit bitof bitti bitto bo-bo bo-ho bobbi bobr bobri boffi boffo bohor bohot bohri boiro boito booit boort booth borbo borio boro- boroo borot borro borth botro botti briot brith brito britt brobo broft broth broto brrrr btr-t fibr- fibro fifth fiori firit firth fitho fitit fitof fitor fitri fitto foir- footi forio forit forro forth forti forto frith frito fritt froit froot froth ftrtt h-bio h-iib hhhhh hi-fi hi-hi hibhi hibit hibob hibor hibri hiroi hiroo hirth hitit hitof hitor hitto ho-ho ho-oh hobit hobor hobro hofii hofit hohot hooft hoori hoort horii horio horro horth horti horto hothr hotot hotto hthrt i-bot ibibo iboth if-- ifrit ifttt ihhof iiiii iitti iobit ioooi ioooo iorio iotit iotti irbit irobo irori irrit itbit itfit itfor ithot itobi itoff ittoo ittti o-r-b obhor oboro oboth offir offit offof offto ofori ofoto oh-oh ohbot ohfoo ohrio ohrob ohrot oirot oitti oobit ooioo ooooh ooooo orbit orbot orfor oribi orito orobo orth- ortho ortoo othoi otobi otori ototo ottir ottoi ri-fi ribbi ribo- ribot rithi ro-ro robbi robbo robo- robor robot robrt rofor rohff rohit rohob rohri roiot rooft roohi rotho roto- rotor rotot rotti rotto tbtbt thibi thift thio- thiri thoff thoft thori thoro thorr thort thoth thoti throb throo throt ti-hi ti-ti tibbi tibor tibro tirit tiro- tiroi tirth tithi titho titii titof titti to-ho tobit tobor tobot toffo tofit tofor tohit tohot tooth torht torii torio torit torob torri torro torti torto toti- toto- totoo trior trit- trito tritt troff troft troth trott ttttt

bbbbbb bibiri bifort biobor biohit biotti birhor biribi birohi birori bitoff bitrot