-ic b-u bbb bbc bbg bbh bbi bbo bbs bbu bcb bcc bcg bch bci bco bcs bcu bgb bgc bgg bgh bgi bgo bgs bgu bhb bhc bhg bhh bhi bho bhs bhu bi- bib bic big bih bii bio bis biu bob boc bog boh boi boo bos bou bsb bsc bsg bsh bsi bso bss bsu bub buc bug buh bui buo bus buu c-- cbb cbc cbg cbh cbi cbo cbs cbu ccb ccc ccg cch cci cco ccs ccu cgb cgc cgg cgh cgi cgo cgs cgu ch- chb chc chg chh chi cho chs chu ci- cib cic cig cih cii cio cis ciu co- cob coc cog coh coi coo cos cou csb csc csg csh csi cso css csu cub cuc cug cuh cui cuo cus cuu gbc gbg gbh gbi gbo gbs gbu gcb gcc gcg gch gci gco gcs gcu ggb ggc ggg ggh ggi ggo ggs ggu ghb ghc ghg ghh ghi gho ghs gib gic gig gih gii gio gis giu gob goc gog goh goi goo gos gou gsb gsc gsg gsi gso gss gsu gu- gub guc gug gui guo gus guu h-i hbb hbc hbg hbh hbi hbo hbs hbu hcb hcc hcg hch hci hco hcs hgb hgc hgg hgh hgi hgo hgs hgu hhb hhc hhg hhh hhi hho hhs hhu hib hic hig hih hii hio his hiu hob hoc hog hoh hoi hoo hos hou hsb hsc hsg hsh hsi hss hsu hub huc hug huh hui huo hus huu ibb ibc ibg ibh ibi ibo ibs ibu icb icc icg ich ici ico ics icu igb igc igg igh igi igo igs igu ihb ihc ihg ihh ihi iho ihs ihu iib iic iih iii iio iis iiu io- iob ioc iog ioh ioi ioo ios iou is- isb isc isg ish isi iso iss isu iu- iub iuc iug iui ius o-i ob- obb obc obg obh obi obo obs obu oc- ocb occ ocg och oci oco ocs ocu ogc ogg ogh ogi ogo ogs ohc ohg ohh ohi oho ohs ohu oib oic oii oio ois oiu oo- oob ooc oog ooh ooi ooo oos os- osb osc osg osh osi oso oss osu ou- ouc ouh oui ouo ous sbb sbc sbg sbh sbi sbo sbs sbu scb scc scg sch sci sco scs scu sgb sgc sgg sgh sgi sgo sgs sgu sh- shb shc shg shh shi sho shs shu sib sic sig sih sii sio sis siu sob soc sog soh soi soo sos sou ss- ssb ssc ssg ssh ssi sso sss ssu sub suc sug suh sui suo sus suu ubb ubc ubg ubh ubi ubo ubs ubu ucb ucc ucg uch uci uco ucs ucu ugb ugc ugg ugh ugi ugo ugs ugu uhb uhc uhh uhi uho uhs uhu uib uic uig uii uio uis uiu uob uoc uog uoo uos usb usc usg ush usi uso uss usu uuc uug uus uuu