-ic b-u bbb bbc bbf bbh bbi bbl bbn bbu bcb bcc bcf bch bci bcl bcn bcu bfb bfc bff bfh bfi bfl bfn bfu bhb bhc bhf bhh bhi bhl bhu bi- bib bic bif bih bii bil bin biu blb blc blf blh bli bll bln blu bnb bnc bnf bni bnl bnn bnu bub buc buf buh bui bul bun buu c-- cbb cbc cbf cbh cbi cbl cbn cbu ccb ccc ccf cch cci ccl ccn ccu cfb cfc cff cfh cfi cfl cfn cfu ch- chb chc chf chh chi chl chn chu ci- cib cic cif cih cii cil cin ciu cl- clb clc clf clh cli cll cln clu cn- cnb cnc cnf cnh cni cnl cnn cnu cub cuc cuf cuh cui cul cun cuu fbb fbc fbf fbh fbi fbl fbn fbu fcb fcc fcf fci fcl fcn fcu ffc fff ffh ffi ffl ffn ffu fhb fhc fhf fhh fhi fhl fhn fib fic fif fih fii fil fin fiu flb flc flf fli fll fln flu fnb fnc fnf fnh fni fnl fnn fnu fub fuf fui ful fun fuu h-i hbb hbc hbf hbh hbi hbl hbn hbu hcb hcc hcf hch hci hcl hcn hfb hfc hff hfh hfi hfl hfn hfu hhb hhc hhf hhh hhi hhl hhn hhu hib hic hif hih hii hil hin hiu hlb hlc hlf hlh hli hll hln hlu hnb hnc hnf hnh hnl hnn hnu hub huc huf huh hui hul hun huu i-f ibb ibc ibf ibh ibi ibl ibn ibu icb icc icf ich ici icl icn icu ifb ifc iff ifi ifl ifn ifu ihb ihc ihf ihh ihi ihl ihn ihu iib iic iif iih iii iil iin iiu il- ilb ilc ilf ilh ili ill iln ilu in- inb inc inf inh ini inl inn inu iu- iub iuc iui lbb lbc lbf lbh lbi lbl lbu lcb lcc lcf lch lci lcl lcn lcu lfb lfc lff lfh lfi lfl lfn lfu lhb lhc lhf lhh lhi lhu lib lic lif lih lii lil lin liu llb llc llf lli lll lln llu lnb lnc lnh lni lnl lnn lnu lub luc luf luh lui lul lun luu n-i nbb nbc nbf nbi nbl nbn nbu ncb ncc ncf nch nci ncl ncn ncu nfb nfc nff nfi nfl nfn nfu nhb nhc nhf nhh nhi nhl nhn nhu nib nic nif nih nii nil nin niu nlb nlc nlf nlh nli nll nln nlu nnb nnc nnf nnh nni nnl nnn nnu nub nuc nuh nui nul nun nuu ubb ubc ubf ubh ubi ubl ubn ubu ucb ucc ucf uch uci ucl ucn ucu ufc uff ufh ufi ufl ufn ufu uhb uhc uhf uhh uhi uhl uhu uib uic uif uii uil uin uiu ulb ulc ulf uli ull uln ulu un- unb unc unf unh uni unl unn unu uuc uun uuu

bbbb bbch bbci bbfc bbfn bbin bblb bcbc bccc bcci bccl bcfc bcnu bcuc bffl bhcc bhff bhil bhuu bibb bibi bibl bicc bich bici biff bifi bihi bihl bihu biin bili bill bilu bin- binc binh bini binn binu blcu blfc blic blin blni blub bluf bnib bnin bubb bubi bubu bucc buch buci bucu bufc buff buhi buhl buic buif buin buiu bulb buli bull bulu bunb buni bunn bunu cbbc cbcc cbcl cbcn cbcu cbfb cbfc cbhl cblb cblc cbln ccbc ccbn cccb cccc cccf ccci cccl cccu ccfc ccff ccfi ccfl cchl ccic ccii ccil cclc ccli ccnb ccnc ccnf ccni ccnu ccuc cfbc cfbn cfcb cfcf cfcl cfcn cffb cfln cfnb cfni cfun chch chci chfc chfi chib chic chif chih chil chin chiu chlc chln chnb chnc chnl chub chui chul chun cibc cibi cicc cich cici cicu ciff cifl ciii cili cill cin- cinc cinf cini ciuc clib clic clif clii clin club cluh clun cnbc cnbl cnci cnib cnic cnih cub- cubb cubi cucc cuci cucn cufc cuff cufi cui- cuif cuil cuin culb culc cull fccf fcch fcic fcii fcnl ffcc ffff ffii ffun fhci fhlb ficc fich fifc fiff fifi fiii fiil fili fill filn fini finn flcl flic flii flin flnb flnc flub fluf fnci fnlc fnuf fubb fubu fuc- fuci fufc fuff fufu fuil fuli full fulu funf funh h-ii hbfc hbic hcbc hccb hccc hcch hcfc hchi hhcl hhhh hi-c hibi hibu hicc hich hiff hifh hifi hifn hihc hihi hiil hiiu hili hill hilu hinc hinn hlin hlul hubb hubi hubl huch hucu hufc huff hufu huhi huhn huhu huib huif huil hulc huli hull hulu hunc hunh huni huub ibfi icbc iccb iccc iccf icci iccl iccn iccu icfb ichc ichi ichu icll icnb icnc icub ifbb ific ifil ifni ihcc ihub iihl iiii iiuc ilbc ilic ilin ill- illi ilni incb inch inci incl infi infl inni innu inui inul inun iucc iuiu lbcc lcbc lccc lcfc lchc lfcc lhhh lhun libc libu lich liff lifl lih- lihi liii liin lilb lili lill lilu linc linh linn liuf liun llcc lllc llll luch luci luff lufu luhi luhu luif luin luli lull lulu luni lunn n-ii nbbc nbcc nbci nbfc nbfl nbic nbuf ncbc ncbi nccc nccf ncci nccn nccu ncfc nchc nclc ncln ncnc nfcu nfff nfib nfic nhcc nhhl nhnn nibi nicc nicf nich nici nicl nicu nifc niff nihf nihl niiu nili nill nilu ninh nini ninl nlcc nlcf nlic nnnn nubc nubi nubl nuch nuci nucu nuff nuhi nuin nuli null nunc nunn ubbi ubic ubii ubli ucbc ucci ucfb uchi ucil ucin ufcu uhcl uhuh ulbc ulcc ulch ulic ulli ulul uncc uncf unch unci uncl uni- unic unif unii unin unlf unni uulu uuni uuuu

bhili bhuli bibic bibin bichi bichl biffi bilbi bili- bilic bilif bilin billi billu binci binic binub blini blinn bluff blufi bucci buchi buchu bucic bucin buffi buici bulb- bulbi bulch bulic bulin buliu bull- bulli bulul bulun bunch