-ic b-u bbb bbc bbg bbi bbm bbn bbo bbu bcb bcc bcg bci bcm bcn bco bcu bgb bgc bgg bgi bgm bgn bgo bgu bi- bib bic big bii bim bin bio biu bmb bmc bmg bmi bmm bmn bmo bmu bnb bnc bng bni bnn bno bnu bob boc bog boi bom bon boo bou bub buc bug bui bum bun buo buu c-- cbb cbc cbg cbi cbm cbn cbo cbu ccb ccc ccg cci ccm ccn cco ccu cgb cgc cgg cgi cgm cgn cgo cgu ci- cib cic cig cii cim cin cio ciu cmb cmc cmg cmi cmm cmn cmo cmu cn- cnb cnc cng cni cnm cnn cno cnu co- cob coc cog coi com con coo cou cub cuc cug cui cum cun cuo cuu gbc gbg gbi gbm gbn gbo gbu gcb gcc gcg gci gcm gcn gco gcu ggb ggc ggg ggi ggm ggn ggo ggu gib gic gig gii gim gin gio giu gmb gmc gmg gmi gmm gmn gmo gnb gnc gni gnm gnn gno gnu gob goc gog goi gom gon goo gou gu- gub guc gug gui gum gun guo guu ibb ibc ibg ibi ibm ibn ibo ibu icb icc icg ici icm icn ico icu igb igc igg igi igm ign igo igu iib iic iii iim iin iio iiu im- imb imc img imi imm imn imo imu in- inb inc ing ini inm inn ino inu io- iob ioc iog ioi iom ion ioo iou iu- iub iuc iug iui ium m-o mbb mbc mbg mbi mbm mbo mbu mc- mcb mcc mcg mci mcm mcn mco mcu mgb mgc mgi mgm mgn mgo mgu mi- mib mic mig mii mim min mio miu mmb mmc mmg mmi mmm mmn mmo mmu mnb mnc mng mni mnm mnn mno mnu mob moc mog moi mom mon moo mou mub muc mug mui mum mun muu n-i nbb nbc nbg nbi nbm nbn nbo nbu ncb ncc ncg nci ncm ncn nco ncu ngb ngc ngg ngi ngm ngn ngo ngu nib nic nig nii nim nin nio niu nmb nmc nmg nmi nmm nmn nmo nmu nnb nnc nng nni nnm nnn nno nnu no- nob noc nog noi nom non noo nou nub nuc nug nui num nun nuo nuu o-i ob- obb obc obg obi obm obn obo obu oc- ocb occ ocg oci ocm ocn oco ocu ogc ogg ogi ogn ogo oib oic oii oim oin oio oiu om- omb omc omg omi omm omn omo omu on- onb onc ong oni onn ono onu oo- oob ooc oog ooi oom oon ooo ou- ouc oui oum oun ouo ubb ubc ubg ubi ubn ubo ubu ucb ucc ucg uci ucm ucn uco ucu ugb ugc ugg ugi ugm ugn ugo ugu uib uic uig uii uim uin uio uiu um- umb umc umg umi umm umn umo umu un- unb unc ung uni unm unn uno unu uob uoc uog uom uon uoo uuc uug uum uun uuu