bbb bbd bbi bbn bbo bbs bdb bdd bdi bdo bds bdv bi- bib bid bii bin bio bis biv bnb bnd bni bnn bno bns bnv bob bod boi bon boo bos bov bsb bsd bsi bsn bso bss bsv bvb bvd bvi bvn bvo bvs bvv dbb dbd dbi dbn dbo dbs dbv ddb ddd ddi ddn ddo dds di- dib did dii din dio dis div dnb dnd dni dnn dno dns dob dod doi don doo dos dov dsb dsd dsi dsn dso dss dsv dvb dvd dvi dvn dvs i-d i-v ibb ibd ibi ibn ibo ibs ibv idb idd idi idn ido ids idv iib iid iii iin iio iis in- inb ind ini inn ino ins inv io- iob iod ioi ion ioo ios iov is- isb isd isi isn iso iss isv ivb ivd ivi ivo ivs ivv n-i nbb nbd nbi nbn nbo nbs nbv ndb ndd ndi ndn ndo nds ndv nib nid nii nin nio nis niv nnb nni nnn nno nns nnv no- nob nod noi non noo nos nov nsb nsd nsi nsn nso nss nsv nvb nvd nvi nvn nvv o-i ob- obb obd obi obn obo obs obv odb odd odi odn odo ods odv oib oid oii oin oio ois oiv on- onb ond oni onn ono ons oo- oob ood ooi oon ooo oos oov os- osb osd osi osn oso oss osv ov- ovb ovd ovi ovo ovs ovv sbb sbd sbi sbn sbo sbs sbv sdb sdd sdi sdn sdo sds sdv sib sid sii sin sio sis siv snb snd sni snn sno sns snv sob sod soi son soo sos sov ss- ssb ssd ssi ssn sso sss ssv svb svd svi svn svo svs svv vbd vbi vbo vbs vbv vdb vdd vdi vdo vds vdv vi- vib vid vii vin vio vis viv vn- vnd vni vno vns vnv vob vod voi von voo vos vov vsb vsd vsi vsn vso vss vsv vvb vvi vvo vvs vvv