a-a a-b aaa aab aad aag aan aao aas aav ab- aba abb abd abg abn abo abs abv ad- ada adb add adg adn ado ads adv ag- aga agb agd agg agn ago ags agv an- ana anb and ang ann ano ans anv aoa aob aod aog aon aoo aos aov as- asa asb asd asg asn aso ass asv av- ava avb avd avg avn avo avs baa bab bad bag ban bao bas bav bba bbb bbd bbg bbn bbo bbs bda bdb bdd bdg bdo bds bdv bga bgb bgd bgg bgn bgo bgs bgv bna bnb bnd bng bnn bno bns bnv boa bob bod bog bon boo bos bov bsa bsb bsd bsg bsn bso bss bsv bva bvb bvd bvg bvn bvo bvs bvv daa dab dad dag dan dao das dav dba dbb dbd dbg dbn dbo dbs dbv dda ddb ddd ddg ddn ddo dds dga dgd dgg dgn dgs dna dnb dnd dng dnn dno dns doa dob dod dog don doo dos dov dsa dsb dsd dsg dsn dso dss dsv dva dvb dvd dvg dvn dvs g-d gaa gab gad gag gan gao gas gav gba gbd gbg gbn gbo gbs gbv gda gdb gdd gdn gdo gds gdv gga ggb ggd ggg ggn ggo ggs ggv gna gnb gnd gnn gno gns gnv goa gob god gog gon goo gos gov gsa gsb gsd gsg gsn gso gss gsv gva gvb gvd gvg gvn gvo gvs naa nab nad nag nan nao nas nav nba nbb nbd nbg nbn nbo nbs nbv nda ndb ndd ndg ndn ndo nds ndv nga ngb ngd ngg ngn ngo ngs nna nnb nng nnn nno nns nnv no- noa nob nod nog non noo nos nov nsa nsb nsd nsg nsn nso nss nsv nva nvb nvd nvg nvn nvv oaa oab oad oag oan oao oas oav ob- oba obb obd obg obn obo obs obv oda odb odd odg odn odo ods odv oga ogd ogg ogn ogo ogs on- ona onb ond ong onn ono ons oo- ooa oob ood oog oon ooo oos oov os- osa osb osd osg osn oso oss osv ov- ova ovb ovd ovo ovs ovv saa sab sad sag san sao sas sav sba sbb sbd sbg sbn sbo sbs sbv sda sdb sdd sdg sdn sdo sds sdv sga sgb sgd sgg sgn sgo sgs sgv sna snb snd sng snn sno sns snv soa sob sod sog son soo sos sov ss- ssa ssb ssd ssg ssn sso sss ssv sva svb svd svg svn svo svs svv v-a vaa vab vad vag van vao vas vav vba vbd vbg vbo vbs vbv vdb vdd vdg vdo vds vdv vga vgg vgn vgo vgs vn- vna vnd vng vno vns vnv voa vob vod vog von voo vos vov vsa vsb vsd vsg vsn vso vss vsv vva vvb vvg vvo vvs vvv