b-u bbb bbf bbg bbi bbn bbr bbt bbu bfb bff bfg bfi bfn bfr bft bfu bgb bgf bgg bgi bgn bgr bgt bgu bi- bib bif big bii bin bir bit biu bnb bnf bng bni bnn bnr bnt bnu brb brf brg bri brn brr brt bru btb btf btg bti btn btr btt btu bub buf bug bui bun bur but buu fbb fbf fbg fbi fbn fbr fbt fbu fff ffg ffi ffn ffr fft ffu fgb fgf fgg fgi fgn fgr fgt fib fif fig fii fin fir fit fiu fnb fnf fng fni fnn fnr fnt fnu frb frf frg fri frn frr frt fru ftb ftf ftg fti ftn ftr ftt ftu fub fuf fug fui fun fur fut fuu gbf gbg gbi gbn gbr gbt gbu gfb gff gfi gfr gft ggb ggg ggi ggn ggr ggt ggu gib gif gig gii gin gir git giu gnb gnf gni gnn gnr gnt gnu grb grf grg gri grn grr grt gru gtb gtf gtg gti gtn gtr gtt gtu gu- gub guf gug gui gun gur gut guu i-f ibb ibf ibg ibi ibn ibr ibt ibu ifb iff ifg ifi ifn ifr ift ifu igb igf igg igi ign igr igt igu iib iif iii iin iir iit iiu in- inb inf ing ini inn inr int inu ir- irb irf irg iri irn irr irt iru itb itf itg iti itn itt itu iu- iub iug iui iur iut n-i nbb nbf nbg nbi nbn nbr nbt nbu nfb nff nfi nfn nfr nft nfu ngb ngf ngg ngi ngn ngt ngu nib nif nig nii nin nir nit niu nnb nnf nng nni nnn nnt nnu nrb nrf nrg nri nrn nrr nrt nru ntb ntf ntg nti ntn ntr ntt ntu nub nug nui nun nur nut nuu rbb rbf rbg rbi rbn rbr rbt rbu rfb rff rfg rfi rfn rfr rft rfu rgb rgf rgg rgi rgn rgr rgt rib rif rig rii rin rir rit rnb rng rni rnn rnr rnt rnu rrb rrf rrg rri rrn rrr rrt rru rtb rtf rtg rti rtn rtr rtt rtu rub ruf rug rui run rur rut ruu tbb tbf tbg tbi tbn tbr tbt tbu tfb tff tfg tfi tfn tfr tft tfu tgb tgf tgg tgi tgn tgr tgt tgu tib tif tig tii tin tir tit tiu tnb tnf tng tni tnn tnr tnt trb trf trg tri trn trr trt tru ttb ttf ttg tti ttn ttr ttt ttu tub tuf tug tui tun tur tut tuu ubb ubf ubg ubi ubn ubr ubt ubu uff ufg ufi ufn ufr uft ufu ugb ugf ugg ugi ugn ugr ugt ugu uib uif uig uii uin uir uit uiu un- unb unf ung uni unn unr unt unu ur- urb urf urg uri urn urr urt uru utb utf uti utn utr utt utu uug uun uur uut uuu

-ing bbbb bbfn bbin bbng bbrg bfgf bftt bgun bibb bibi biff bifi bigb bigg bign bigt bigu biin bin- bing bini binn bint binu birb birg biri birn birr birt biru bitt bitu bnib bnin bnrr brfu brig brin brit brrr brug brun brut btrt bttb bubb bubi bubu buff bufr bugg bugi buif buin buir buit buiu bunb bung buni bunn bunt bunu bur- burb burg buri burn burr burt buru but- buti butt ffff ffii ffrr fftf ffun fiff fifi fift figg fiii fing fini finn fint firn fiti fitt fntb fnuf frib frig frin frit frub frug frun ftii ftub fubb fubu fuff fufu fugi fugu fuig fuir fuit funf fung funt fur- furg furi furn furr furt futi futu ggbt ggfg gggg ggrn gibb giff gift gifu gigg gigi gign ging gini ginn ginu girg giri girn girr girt giru giur gnib gnin gnit gnrr gnti grbr grib grif grig grin grit grni grrr grub gruf grug grui grun grur grut gtbr gubb gubi gubu guff gugb gugg gugi gugu guib guin gung gunn gunt gurb gurg guri gurn gurr gurt guru guti gutt gutu ibfi ibri ibtb ifbb ifit ifni ifnr ifrb ifrf ifri iftn igni ignu igri iiii iiit iitr iitt infi inig init inni innr innu inri intg inti intn intr intu inui inun irfu iri- irig irin irri irtf irti irun itif itin itrf itri ittf itur iuiu n-ii nbti nbuf nfff nfib ngri ngtn ngur nguu nibi niff nift nigg nigt niir niit niiu ning nini nirt niru nitb nitf niti nitr niur nngn nnit nnnn nntn ntnu ntru nttr ntui nubi nuff nuin nuit nung nunn nunt nuri nurn nurr nurt nuru nutt nutu rbbb rbbr rgbi rgit rgtr rib- ribu riff rift rifu rigg rigi rigu riif riin rinf ring rinn riri riti ritt ritu rnbr rnin rnnt rnut rrif rrrr rrun rtbf rtfb rubb rubi rubu ruff ruft rugg rugi ruif ruin ruit runf rung runi runn runt ruri ruru ruti rutt rutu ruun tbit tbnf tbrb tfin tgif tibi tibu tiff tift tigi tigr tiit tiiu ting tini tinn tint tinu tirb tiri tirr tiru titi titt titu tnut trfr tri- trib trif trig trin trit trng trtr trub trug trun trut truu ttbb ttff ttfn tttt tubb tubr tubu tuff tufi tuft tufu tugg tugu tuig tuin tuit tuiu tunb tung tuni tunn tunu turb turf turg turi turn turr turt turu tuti tutt tutu ubbi ubii ubir ubit ubtf uggt ugni ugri ugur uguu uint uirr ungu uni- unif unii unin unir unit unni unrf untb unut urbi urff urfi urft urgi urgu urib urif urin uriu urni urri urun urur urut utin utri utti uttu utug uuni uuri uutf uuuu

bbgun bibin bibri biffi big-i bigif bigig bigin binit binub birgi birgu birin birni birun birur bitit bitru bitti bitun brifu brigg brigi bring brini brinn brint britt brrrr bruff brugg bruin bruit bruiu brung bruni brunn brunt bruri bruun btr-t buffi bugit bugti bugun buirn bungi