-ic b-u bbb bbc bbg bbh bbi bbn bbo bbu bcb bcc bcg bch bci bcn bco bcu bgb bgc bgg bgh bgi bgn bgo bgu bhb bhc bhg bhh bhi bho bhu bi- bib bic big bih bii bin bio biu bnb bnc bng bni bnn bno bnu bob boc bog boh boi bon boo bou bub buc bug buh bui bun buo buu c-- cbb cbc cbg cbh cbi cbn cbo cbu ccb ccc ccg cch cci ccn cco ccu cgb cgc cgg cgh cgi cgn cgo cgu ch- chb chc chg chh chi chn cho chu ci- cib cic cig cih cii cin cio ciu cn- cnb cnc cng cnh cni cnn cno cnu co- cob coc cog coh coi con coo cou cub cuc cug cuh cui cun cuo cuu gbc gbg gbh gbi gbn gbo gbu gcb gcc gcg gch gci gcn gco gcu ggb ggc ggg ggh ggi ggn ggo ggu ghb ghc ghg ghh ghi ghn gho gib gic gig gih gii gin gio giu gnb gnc gni gnn gno gnu gob goc gog goh goi gon goo gou gu- gub guc gug gui gun guo guu h-i hbb hbc hbg hbh hbi hbn hbo hbu hcb hcc hcg hch hci hcn hco hgb hgc hgg hgh hgi hgn hgo hgu hhb hhc hhg hhh hhi hhn hho hhu hib hic hig hih hii hin hio hiu hnb hnc hng hnh hnn hno hnu hob hoc hog hoh hoi hon hoo hou hub huc hug huh hui hun huo huu ibb ibc ibg ibh ibi ibn ibo ibu icb icc icg ich ici icn ico icu igb igc igg igh igi ign igo igu ihb ihc ihg ihh ihi ihn iho ihu iib iic iih iii iin iio iiu in- inb inc ing inh ini inn ino inu io- iob ioc iog ioh ioi ion ioo iou iu- iub iuc iug iui n-i nbb nbc nbg nbi nbn nbo nbu ncb ncc ncg nch nci ncn nco ncu ngb ngc ngg ngh ngi ngn ngo ngu nhb nhc nhg nhh nhi nhn nhu nib nic nig nih nii nin nio niu nnb nnc nng nnh nni nnn nno nnu no- nob noc nog noh noi non noo nou nub nuc nug nuh nui nun nuo nuu o-i ob- obb obc obg obh obi obn obo obu oc- ocb occ ocg och oci ocn oco ocu ogc ogg ogh ogi ogn ogo ohc ohg ohh ohi ohn oho ohu oib oic oii oin oio oiu on- onb onc ong onh oni onn ono onu oo- oob ooc oog ooh ooi oon ooo ou- ouc ouh oui oun ouo ubb ubc ubg ubh ubi ubn ubo ubu ucb ucc ucg uch uci ucn uco ucu ugb ugc ugg ugh ugi ugn ugo ugu uhb uhc uhh uhi uho uhu uib uic uig uii uin uio uiu un- unb unc ung unh uni unn uno unu uob uoc uog uon uoo uuc uug uun uuu