-ic b-u bbb bbc bbi bbm bbn bbo bbu bcb bcc bci bcm bcn bco bcu bi- bib bic bii bim bin bio biu bmb bmc bmi bmm bmn bmo bmu bnb bnc bni bnn bno bnu bob boc boi bom bon boo bou bub buc bui bum bun buo buu c-- cbb cbc cbi cbm cbn cbo cbu ccb ccc cci ccm ccn cco ccu ci- cib cic cii cim cin cio ciu cmb cmc cmi cmm cmn cmo cmu cn- cnb cnc cni cnm cnn cno cnu co- cob coc coi com con coo cou cub cuc cui cum cun cuo cuu ibb ibc ibi ibm ibn ibo ibu icb icc ici icm icn ico icu iib iic iii iim iin iio iiu im- imb imc imi imm imn imo imu in- inb inc ini inm inn ino inu io- iob ioc ioi iom ion ioo iou iu- iub iuc iui ium m-o mbb mbc mbi mbm mbo mbu mc- mcb mcc mci mcm mcn mco mcu mi- mib mic mii mim min mio miu mmb mmc mmi mmm mmn mmo mmu mnb mnc mni mnm mnn mno mnu mob moc moi mom mon moo mou mub muc mui mum mun muu n-i nbb nbc nbi nbm nbn nbo nbu ncb ncc nci ncm ncn nco ncu nib nic nii nim nin nio niu nmb nmc nmi nmm nmn nmo nmu nnb nnc nni nnm nnn nno nnu no- nob noc noi nom non noo nou nub nuc nui num nun nuo nuu o-i ob- obb obc obi obm obn obo obu oc- ocb occ oci ocm ocn oco ocu oib oic oii oim oin oio oiu om- omb omc omi omm omn omo omu on- onb onc oni onn ono onu oo- oob ooc ooi oom oon ooo ou- ouc oui oum oun ouo ubb ubc ubi ubn ubo ubu ucb ucc uci ucm ucn uco ucu uib uic uii uim uin uio uiu um- umb umc umi umm umn umo umu un- unb unc uni unm unn uno unu uob uoc uom uon uoo uuc uum uun uuu