-ol bbb bbd bbf bbi bbl bbm bbn bbo bbs bdb bdd bdf bdi bdl bdm bdo bds bfb bfd bff bfi bfl bfm bfn bfo bfs bi- bib bid bif bii bil bim bin bio bis blb bld blf bli bll blm bln blo bls bmb bmd bmf bmi bml bmm bmn bmo bms bnb bnd bnf bni bnl bnn bno bns bob bod bof boi bol bom bon boo bos bsb bsd bsf bsi bsl bsm bsn bso bss dbb dbd dbf dbi dbl dbm dbn dbo dbs ddb ddd ddf ddi ddl ddm ddn ddo dds dfb dfd dff dfi dfl dfm dfn dfo dfs di- dib did dif dii dil dim din dio dis dl- dlb dld dlf dli dll dlm dlo dls dmb dmd dmf dmi dml dmm dmn dmo dms dnb dnd dnf dni dnl dnm dnn dno dns dob dod dof doi dol dom don doo dos dsb dsd dsf dsi dsl dsm dsn dso dss fbb fbd fbf fbi fbl fbm fbn fbo fbs fdb fdd fdf fdi fdl fdm fdn fdo fds ffd fff ffi ffl ffm ffn ffo ffs fib fid fif fii fil fim fin fis flb fld flf fli fll flm fln flo fls fmb fmd fmf fmi fml fmm fmn fmo fms fnb fnd fnf fni fnl fnm fnn fns fob fof foi fol fom fon foo fos fsb fsd fsf fsi fsl fsm fsn fso fss i-d i-f ibb ibd ibf ibi ibl ibm ibn ibo ibs idb idd idf idi idl idm idn ido ids ifb ifd iff ifi ifl ifm ifn ifo ifs iib iid iif iii iil iim iin iio iis il- ilb ild ilf ili ill ilm iln ilo ils im- imb imd imf imi iml imm imn imo ims in- inb ind inf ini inl inm inn ino ins io- iob iod iof ioi iol iom ion ioo ios is- isb isd isf isi isl ism isn iso iss lbb lbd lbf lbi lbl lbm lbo lbs ldb ldd ldf ldi ldl ldm ldn ldo lds lfb lfd lff lfi lfl lfm lfn lfo lfs lib lid lif lii lil lim lin lio lis llb lld llf lli lll llm lln llo lls lmb lmd lmf lmi lml lmm lmn lmo lms lnb lnd lni lnl lnm lnn lno lns lob lod lof loi lol lom lon loo los lsb lsd lsf lsi lsl lsm lsn lso lss m-f m-o mbb mbd mbf mbi mbl mbm mbo mbs mdb mdd mdf mdi mdl mdm mdn mdo mds mfb mfd mff mfi mfl mfm mfn mfo mfs mi- mib mid mif mii mil mim min mio mis mlb mld mlf mli mll mlm mln mlo mls mmb mmd mmf mmi mml mmm mmn mmo mms mnb mnf mni mnl mnm mnn mno mns mob mod mof moi mol mom mon moo mos msb msd msf msi msl msm msn mso mss n-i nbb nbd nbf nbi nbl nbm nbn nbo nbs ndb ndd ndf ndi ndl ndm ndn ndo nds nfb nfd nff nfi nfl nfn nfo nfs nib nid nif nii nil nim nin nio nis nlb nld nlf nli nll nlm nln nlo nls nmb nmd nmi nml nmm nmn nmo nms nnb nnf nni nnl nnm nnn nno nns no- nob nod nof noi nol nom non noo nos nsb nsd nsf nsi nsl nsm nsn nso nss o-i ob- obb obd obf obi obl obm obn obo obs odb odd odf odi odl odm odn odo ods of- ofb ofd off ofi ofl ofm ofn ofo ofs oib oid oif oii oil oim oin oio ois olb old olf oli oll olm oln olo ols om- omb omd omf omi oml omm omn omo oms on- onb ond onf oni onl onn ono ons oo- oob ood oof ooi ool oom oon ooo oos os- osb osd osf osi osl osm osn oso oss sbb sbd sbf sbi sbl sbm sbn sbo sbs sdb sdd sdf sdi sdl sdm sdn sdo sds sfb sfd sff sfi sfl sfm sfn sfo sfs sib sid sif sii sil sim sin sio sis slb sld slf sli sll slm sln slo sls smb smd smf smi sml smm smn smo sms snb snd snf sni snl snm snn sno sns sob sod sof soi sol som son soo sos ss- ssb ssd ssf ssi ssl ssm ssn sso sss