-ic b-u bbb bbc bbg bbi bbn bbr bbs bbu bcb bcc bcg bci bcn bcr bcs bcu bgb bgc bgg bgi bgn bgr bgs bgu bi- bib bic big bii bin bir bis biu bnb bnc bng bni bnn bnr bns bnu brb brg bri brn brr brs bru bsb bsc bsg bsi bsn bsr bss bsu bub buc bug bui bun bur bus buu c-- cbb cbc cbg cbi cbn cbr cbs cbu ccb ccc ccg cci ccn ccr ccs ccu cgb cgc cgg cgi cgn cgr cgs cgu ci- cib cic cig cii cin cir cis ciu cn- cnb cnc cng cni cnn cnr cns cnu crb crc crg cri crn crr crs cru csb csc csg csi csn csr css csu cub cuc cug cui cun cur cus cuu gbc gbg gbi gbn gbr gbs gbu gcb gcc gcg gci gcn gcr gcs gcu ggb ggc ggg ggi ggn ggr ggs ggu gib gic gig gii gin gir gis giu gnb gnc gni gnn gnr gns gnu grb grc grg gri grn grr grs gru gsb gsc gsg gsi gsn gsr gss gsu gu- gub guc gug gui gun gur gus guu ibb ibc ibg ibi ibn ibr ibs ibu icb icc icg ici icn icr ics icu igb igc igg igi ign igr igs igu iib iic iii iin iir iis iiu in- inb inc ing ini inn inr ins inu ir- irb irc irg iri irn irr irs iru is- isb isc isg isi isn isr iss isu iu- iub iuc iug iui iur ius n-i nbb nbc nbg nbi nbn nbr nbs nbu ncb ncc ncg nci ncn ncr ncs ncu ngb ngc ngg ngi ngn ngs ngu nib nic nig nii nin nir nis niu nnb nnc nng nni nnn nns nnu nrb nrc nrg nri nrn nrr nrs nru nsb nsc nsg nsi nsn nsr nss nsu nub nuc nug nui nun nur nus nuu rbb rbc rbg rbi rbn rbr rbs rbu rcb rcc rcg rci rcn rcr rcs rcu rgb rgc rgg rgi rgn rgr rgs rib ric rig rii rin rir ris rnb rnc rng rni rnn rnr rns rnu rrb rrc rrg rri rrn rrr rrs rru rsb rsc rsg rsi rsn rsr rss rsu rub ruc rug rui run rur rus ruu sbb sbc sbg sbi sbn sbr sbs sbu scb scc scg sci scn scr scs scu sgb sgc sgg sgi sgn sgr sgs sgu sib sic sig sii sin sir sis siu snb snc sng sni snn snr sns snu sr- srb src srg sri srn srr srs ss- ssb ssc ssg ssi ssn ssr sss ssu sub suc sug sui sun sur sus suu ubb ubc ubg ubi ubn ubr ubs ubu ucb ucc ucg uci ucn ucr ucs ucu ugb ugc ugg ugi ugn ugr ugs ugu uib uic uig uii uin uir uis uiu un- unb unc ung uni unn unr uns unu ur- urb urc urg uri urn urr urs uru usb usc usg usi usn usr uss usu uuc uug uun uur uus uuu

-ing bbbb bbbs bbci bbin bbng bbrc bbrg bcbc bcbg bcbs bccc bcci bccs bcgs bcis bcnu bcrs bcru bcsc bcsn bcss bcuc bggs bgun bibb bibi bibs bicc bicg bici bics bigb bigc bigg bign bigs bigu biin biis bin- binc bing bini binn bins binu birb birg biri birn birr birs biru bis- bisc biss bisu bnib bnin bnrr bnss brcb bric brig brin bris brns brrr brrs brsb brsr bruc brug brun brus bsci bscs bsgs bsic bsin bsns bssc bubb bubi bubs bubu bucc buci bucs bucu bugg bugi bugs buic buin buir buis buiu bunb bung buni bunn buns bunu bur- burb burg buri burn burr burs buru busc busi buss busu buus cbbc cbbs cbcc cbcn cbcr cbcs cbcu cbgb cbir cbrn cbsc cbsi cbsn cbus ccbc ccbn cccb cccc ccci cccs cccu ccgc ccgs ccic ccii ccir ccis ccnb ccnc ccni ccnr ccns ccnu ccrc ccrg ccri ccrs ccsg ccsi ccsn ccss ccuc ccus cgcc cgcg cggs cgis cgns cgsb cgss cibc cibi cicc cici cicr cics cicu cigi cigs cigu ciii ciis cin- cinc cing cini cirb circ ciri cirr cirs cis- cisc cisn cisr ciss ciuc cius cnbc cnci cngi cnib cnic cnrc cnrr cnss crbc crbu crcc crcr crgs crib cric crig crin cris criu crns crss crub crug crun crus cscb cscc csci cscr cscs csgn csib csir csis csrc csrs cssr csur csus cub- cubb cubi cubs cucc cuci cucn cui- cuin cuir cuis curb curi curn curr curs cusb cusg cuss cusu gbbs gc-c gcbc gccc gccs gcic gcii gcrg gcss gcsu gggg ggrn ggss gibb gibs gicr gigg gigi gign gigs giis ging gini ginn gins ginu girg giri girn girr girs giru giss giur gius gncc gngc gnib gnin gnrc gnrr gnus grbr grcc grib gric grig grin gris grni grrr grrs grss grub grug grui grun grur grus gsis gsur gubb gubi gubs gubu guci gugb gugg gugi gugu guib guin guis gung gunn guns gurb gurg guri gurn gurr gurs guru gusb guss guus ibcs ibis ibns ibrc ibri ibsn ibss ibus icbc icbs iccb iccc icci iccn iccr iccs iccu icgc icis icnb icnc icns icrc icrr icrs icru icsb icsc icsi icsr icss icub icus igbc igcc iggs igis igni igns ignu igri igus iiii iiis iirc iirs iisc iisi iisr iisu iiuc incb inci incr incs ings inig inis inni innr inns innu inri inrs insc inss insu inui inun inus ircc ircg ircs ircu irgs iri- iric irig irin iris irrc irri irrs irsg irun irus isbn iscc isci iscn iscr iscs iscu isgc isic isin isis isrg isri issc issi issr isss issu isus iucc iugs iuiu iuss n-ii nbbc nbcc nbci nbcs nbic ncbc ncbi ncbs nccc ncci nccn nccr nccs nccu ncgr ncgs ncis ncnc ncrc ncri ncsc ncsi ncss ngic ngns ngri ngsn ngur nguu nibi nibs nicc nici nics