-ic b-u bbb bbc bbg bbi bbn bbo bbs bbu bcb bcc bcg bci bcn bco bcs bcu bgb bgc bgg bgi bgn bgo bgs bgu bi- bib bic big bii bin bio bis biu bnb bnc bng bni bnn bno bns bnu bob boc bog boi bon boo bos bou bsb bsc bsg bsi bsn bso bss bsu bub buc bug bui bun buo bus buu c-- cbb cbc cbg cbi cbn cbo cbs cbu ccb ccc ccg cci ccn cco ccs ccu cgb cgc cgg cgi cgn cgo cgs cgu ci- cib cic cig cii cin cio cis ciu cn- cnb cnc cng cni cnn cno cns cnu co- cob coc cog coi con coo cos cou csb csc csg csi csn cso css csu cub cuc cug cui cun cuo cus cuu gbc gbg gbi gbn gbo gbs gbu gcb gcc gcg gci gcn gco gcs gcu ggb ggc ggg ggi ggn ggo ggs ggu gib gic gig gii gin gio gis giu gnb gnc gni gnn gno gns gnu gob goc gog goi gon goo gos gou gsb gsc gsg gsi gsn gso gss gsu gu- gub guc gug gui gun guo gus guu ibb ibc ibg ibi ibn ibo ibs ibu icb icc icg ici icn ico ics icu igb igc igg igi ign igo igs igu iib iic iii iin iio iis iiu in- inb inc ing ini inn ino ins inu io- iob ioc iog ioi ion ioo ios iou is- isb isc isg isi isn iso iss isu iu- iub iuc iug iui ius n-i nbb nbc nbg nbi nbn nbo nbs nbu ncb ncc ncg nci ncn nco ncs ncu ngb ngc ngg ngi ngn ngo ngs ngu nib nic nig nii nin nio nis niu nnb nnc nng nni nnn nno nns nnu no- nob noc nog noi non noo nos nou nsb nsc nsg nsi nsn nso nss nsu nub nuc nug nui nun nuo nus nuu o-i ob- obb obc obg obi obn obo obs obu oc- ocb occ ocg oci ocn oco ocs ocu ogc ogg ogi ogn ogo ogs oib oic oii oin oio ois oiu on- onb onc ong oni onn ono ons onu oo- oob ooc oog ooi oon ooo oos os- osb osc osg osi osn oso oss osu ou- ouc oui oun ouo ous sbb sbc sbg sbi sbn sbo sbs sbu scb scc scg sci scn sco scs scu sgb sgc sgg sgi sgn sgo sgs sgu sib sic sig sii sin sio sis siu snb snc sng sni snn sno sns snu sob soc sog soi son soo sos sou ss- ssb ssc ssg ssi ssn sso sss ssu sub suc sug sui sun suo sus suu ubb ubc ubg ubi ubn ubo ubs ubu ucb ucc ucg uci ucn uco ucs ucu ugb ugc ugg ugi ugn ugo ugs ugu uib uic uig uii uin uio uis uiu un- unb unc ung uni unn uno uns unu uob uoc uog uon uoo uos usb usc usg usi usn uso uss usu uuc uug uun uus uuu