-ic b-u bbb bbc bbd bbh bbi bbo bbr bbs bbu bby bcb bcc bcd bch bci bco bcr bcs bcu bcy bdb bdc bdd bdh bdi bdo bdr bds bdu bdy bhb bhc bhd bhh bhi bho bhr bhs bhu bi- bib bic bid bih bii bio bir bis biu biy bob boc bod boh boi boo bor bos bou boy brb brd brh bri bro brr brs bru bry bsb bsc bsd bsh bsi bso bsr bss bsu bsy bub buc bud buh bui buo bur bus buu buy by- byc byd byh byi byo byr bys byu c-- cbb cbc cbd cbh cbi cbo cbr cbs cbu cby ccb ccc ccd cch cci cco ccr ccs ccu cdb cdc cdd cdh cdi cdo cdr cds cdu cdy ch- chb chc chd chh chi cho chr chs chu chy ci- cib cic cid cih cii cio cir cis ciu co- cob coc cod coh coi coo cor cos cou coy crb crc crd crh cri cro crr crs cru cry csb csc csd csh csi cso csr css csu csy cub cuc cud cuh cui cuo cur cus cuu cuy cyb cyc cyd cyo cyr cys dbb dbc dbd dbh dbi dbo dbr dbs dbu dby dcb dcc dcd dci dco dcr dcs dcu ddb ddc ddd ddh ddi ddo ddr dds ddu ddy dh- dhb dhc dhd dhh dhi dho dhr dhs dhu di- dib dic did dih dii dio dir dis diu diy dob doc dod doh doi doo dor dos dou doy drb drc drd dri dro drr drs dru dry dsb dsc dsd dsh dsi dso dsr dss dsu dsy dub duc dud duh dui duo dur dus duy dy- dyb dyc dyd dyo dyr dys dyu dyy h-i hbb hbc hbd hbh hbi hbo hbr hbs hbu hby hcb hcc hcd hch hci hco hcr hcs hcy hdb hdc hdd hdh hdi hdo hdr hds hdu hdy hhb hhc hhd hhh hhi hho hhr hhs hhu hhy hib hic hid hih hii hio hir his hiu hob hoc hod hoh hoi hoo hor hos hou hoy hr- hrb hrc hrd hrh hri hro hrr hrs hru hsb hsc hsd hsh hsi hsr hss hsu hsy hub huc hud huh hui huo hur hus huu huy hy- hyb hyc hyd hyh hyi hyo hyr hys hyy i-d ibb ibc ibd ibh ibi ibo ibr ibs ibu iby icb icc icd ich ici ico icr ics icu icy idb idc idd idh idi ido idr ids idu idy ihb ihc ihd ihh ihi iho ihr ihs ihu ihy iib iic iid iih iii iio iir iis iiu io- iob ioc iod ioh ioi ioo ior ios iou ir- irb irc ird iri iro irr irs iru iry is- isb isc isd ish isi iso isr iss isu isy iu- iub iuc iud iui iur ius iyc iyo iyr iys iyy o-i ob- obb obc obd obh obi obo obr obs obu oby oc- ocb occ ocd och oci oco ocr ocs ocu odb odc odd odh odi odo odr ods odu ohc ohd ohh ohi oho ohr ohs ohu oib oic oid oii oio oir ois oiu oo- oob ooc ood ooh ooi ooo oor oos or- orb orc ord orh ori oro orr ors oru ory os- osb osc osd osh osi oso osr oss osu ou- ouc oud ouh oui ouo our ous oyd oyi oyo oys rbb rbc rbd rbh rbi rbo rbr rbs rbu rcb rcc rcd rch rci rco rcr rcs rcu rdb rdc rdd rdh rdi rdo rdr rds rdu rdy rh- rhb rhc rhd rhh rhi rho rhr rhs rhu rib ric rid rih rii rio rir ris riy rob roc rod roh roi roo ror ros rou roy rrb rrc rrd rrh rri rrr rrs rru rsb rsc rsd rsh rsi rso rsr rss rsu rub ruc rud ruh rui ruo rur rus ruu ruy ry- ryc ryd ryo ryr rys ryu ryy sbb sbc sbd sbh sbi sbo sbr sbs sbu sby scb scc scd sch sci sco scr scs scu sdb sdc sdd sdh sdi sdo sdr sds sdu sdy sh- shb shc shd shh shi sho shr shs shu shy sib sic sid sih sii sio sir sis siu sob soc sod soh soi soo sor sos sou soy sr- srb src srd srh sri sro srr srs sry ss- ssb ssc ssd ssh ssi sso ssr sss ssu sub suc sud suh sui suo sur sus suu suy sy- syb syc syd syh syi syr sys syu ubb ubc ubh ubi ubo ubr ubs ubu uby ucb ucc ucd uch uci uco ucr ucs ucu udb udc udd udi udo udr uds udu uhb uhc uhd uhh uhi uho uhr uhs uhu uhy uib uic uid uii uio uir uis uiu uob uoc uod uoo uor uos ur- urb urc urd uri uro urr urs uru ury usb usc usd ush usi uso usr uss usu uuc uur uus uuu uyc uyi uyo uys uyu ybc ybi ybr ybs yby ycc ycd ych yci yco ycs ycu ycy ydo yds ydy yhc yhi yhs yhu yid yih yii yio yir yis yob yoc yod yoi yoo yor yos you yoy yrc yro yrs yru ysb ysc ysi yso ysr yss ysu ysy yud yuh yui yuo yur yus yuu yuy yyb yyc yys yyu yyy