b-u bbb bbi bbm bbn bbo bbs bbu bi- bib bii bim bin bio bis biu bmb bmi bmm bmn bmo bms bmu bnb bni bnn bno bns bnu bob boi bom bon boo bos bou bsb bsi bsm bsn bso bss bsu bub bui bum bun buo bus buu ibb ibi ibm ibn ibo ibs ibu iib iii iim iin iio iis iiu im- imb imi imm imn imo ims imu in- inb ini inm inn ino ins inu io- iob ioi iom ion ioo ios iou is- isb isi ism isn iso iss isu iu- iub iui ium ius m-o mbb mbi mbm mbo mbs mbu mi- mib mii mim min mio mis miu mmb mmi mmm mmn mmo mms mmu mnb mni mnm mnn mno mns mnu mob moi mom mon moo mos mou msb msi msm msn mso mss msu mub mui mum mun mus muu n-i nbb nbi nbm nbn nbo nbs nbu nib nii nim nin nio nis niu nmb nmi nmm nmn nmo nms nmu nnb nni nnm nnn nno nns nnu no- nob noi nom non noo nos nou nsb nsi nsm nsn nso nss nsu nub nui num nun nuo nus nuu o-i ob- obb obi obm obn obo obs obu oib oii oim oin oio ois oiu om- omb omi omm omn omo oms omu on- onb oni onn ono ons onu oo- oob ooi oom oon ooo oos os- osb osi osm osn oso oss osu ou- oui oum oun ouo ous sbb sbi sbm sbn sbo sbs sbu sib sii sim sin sio sis siu smb smi smm smn smo sms smu snb sni snm snn sno sns snu sob soi som son soo sos sou ss- ssb ssi ssm ssn sso sss ssu sub sui sum sun suo sus suu ubb ubi ubn ubo ubs ubu uib uii uim uin uio uis uiu um- umb umi umm umn umo ums umu un- unb uni unm unn uno uns unu uob uom uon uoo uos usb usi usm usn uso uss usu uum uun uus uuu