-ol bbb bbi bbl bbm bbn bbo bbs bi- bib bii bil bim bin bio bis blb bli bll blm bln blo bls bmb bmi bml bmm bmn bmo bms bnb bni bnl bnn bno bns bob boi bol bom bon boo bos bsb bsi bsl bsm bsn bso bss ibb ibi ibl ibm ibn ibo ibs iib iii iil iim iin iio iis il- ilb ili ill ilm iln ilo ils im- imb imi iml imm imn imo ims in- inb ini inl inm inn ino ins io- iob ioi iol iom ion ioo ios is- isb isi isl ism isn iso iss lbb lbi lbl lbm lbo lbs lib lii lil lim lin lio lis llb lli lll llm lln llo lls lmb lmi lml lmm lmn lmo lms lnb lni lnl lnm lnn lno lns lob loi lol lom lon loo los lsb lsi lsl lsm lsn lso lss m-o mbb mbi mbl mbm mbo mbs mi- mib mii mil mim min mio mis mlb mli mll mlm mln mlo mls mmb mmi mml mmm mmn mmo mms mnb mni mnl mnm mnn mno mns mob moi mol mom mon moo mos msb msi msl msm msn mso mss n-i nbb nbi nbl nbm nbn nbo nbs nib nii nil nim nin nio nis nlb nli nll nlm nln nlo nls nmb nmi nml nmm nmn nmo nms nnb nni nnl nnm nnn nno nns no- nob noi nol nom non noo nos nsb nsi nsl nsm nsn nso nss o-i ob- obb obi obl obm obn obo obs oib oii oil oim oin oio ois olb oli oll olm oln olo ols om- omb omi oml omm omn omo oms on- onb oni onl onn ono ons oo- oob ooi ool oom oon ooo oos os- osb osi osl osm osn oso oss sbb sbi sbl sbm sbn sbo sbs sib sii sil sim sin sio sis slb sli sll slm sln slo sls smb smi sml smm smn smo sms snb sni snl snm snn sno sns sob soi sol som son soo sos ss- ssb ssi ssl ssm ssn sso sss