a-a a-b aaa aab aad aag aao aar aas aau aav ab- aba abb abd abg abo abr abs abu abv ad- ada adb add adg ado adr ads adu adv ag- aga agb agd agg ago agr ags agu agv aoa aob aod aog aoo aor aos aou aov ar- ara arb ard arg aro arr ars aru arv as- asa asb asd asg aso asr ass asu asv au- aua aub aud aug auo aur aus auv av- ava avb avd avg avo avr avs avu b-u baa bab bad bag bao bar bas bau bav bba bbb bbd bbg bbo bbr bbs bbu bda bdb bdd bdg bdo bdr bds bdu bdv bga bgb bgd bgg bgo bgr bgs bgu bgv boa bob bod bog boo bor bos bou bov bra brb brd brg bro brr brs bru brv bsa bsb bsd bsg bso bsr bss bsu bsv bua bub bud bug buo bur bus buu bva bvb bvd bvg bvo bvr bvs bvu bvv daa dab dad dag dao dar das dau dav dba dbb dbd dbg dbo dbr dbs dbu dbv dda ddb ddd ddg ddo ddr dds ddu dga dgd dgg dgr dgs dgu doa dob dod dog doo dor dos dou dov dra drb drd drg dro drr drs dru drv dsa dsb dsd dsg dso dsr dss dsu dsv dua dub dud dug duo dur dus duv dva dvb dvd dvg dvr dvs dvu g-d gaa gab gad gag gao gar gas gau gav gba gbd gbg gbo gbr gbs gbu gbv gda gdb gdd gdo gdr gds gdu gdv gga ggb ggd ggg ggo ggr ggs ggu ggv goa gob god gog goo gor gos gou gov gra grb grd grg gro grr grs gru grv gsa gsb gsd gsg gso gsr gss gsu gsv gu- gua gub gud gug guo gur gus guu guv gva gvb gvd gvg gvo gvr gvs gvu oaa oab oad oag oao oar oas oau oav ob- oba obb obd obg obo obr obs obu obv oda odb odd odg odo odr ods odu odv oga ogd ogg ogo ogs oo- ooa oob ood oog ooo oor oos oov or- ora orb ord org oro orr ors oru orv os- osa osb osd osg oso osr oss osu osv ou- oua oud ouo our ous ov- ova ovb ovd ovo ovs ovv ra- raa rab rad rag rao rar ras rau rav rba rbb rbd rbg rbo rbr rbs rbu rda rdb rdd rdg rdo rdr rds rdu rdv rga rgb rgd rgg rgo rgr rgs rgv roa rob rod rog roo ror ros rou rov rra rrb rrd rrg rrr rrs rru rsa rsb rsd rsg rso rsr rss rsu rsv rua rub rud rug ruo rur rus ruu ruv rva rvb rvd rvg rvo rvr rvs rvu rvv saa sab sad sag sao sar sas sau sav sba sbb sbd sbg sbo sbr sbs sbu sbv sda sdb sdd sdg sdo sdr sds sdu sdv sga sgb sgd sgg sgo sgr sgs sgu sgv soa sob sod sog soo sor sos sou sov sr- sra srb srd srg sro srr srs srv ss- ssa ssb ssd ssg sso ssr sss ssu ssv sua sub sud sug suo sur sus suu suv sva svb svd svg svo svr svs svu svv ua- uaa uab uad uag uao uar uas uau uav uba ubb ubg ubo ubr ubs ubu ubv uda udb udd udg udo udr uds udu udv uga ugb ugg ugo ugr ugs ugu uoa uob uod uog uoo uor uos ur- ura urb urd urg uro urr urs uru usa usb usd usg uso usr uss usu usv uua uug uur uus uuu uva uvb uvo uvs uvu uvv v-a vaa vab vad vag vao var vas vau vav vba vbd vbg vbo vbr vbs vbv vdb vdd vdg vdo vdr vds vdu vdv vga vgg vgo vgr vgs vgu voa vob vod vog voo vor vos vou vov vra vrb vrd vrg vrr vrs vru vsa vsb vsd vsg vso vsr vss vsu vsv vug vur vus vuv vva vvb vvg vvo vvr vvs vvv

-ous a-do aaaa aaab aaad aaar aaas aaav aaba aabb aabd aada aads aadu aaoo aara aard aaro aars aaru aasa aasd aass aasu aaus aava abaa abab abad abag abar abas abau abb- abba abbb abbo abbr abbs abda abdo abdu abgd aboa abob abod aboo abor abos abou abov abra abro abrs abs- absa absd abss absu abua abud abug abus abva abvd adaa adab adad adag adao adar adas adba adda addd addo addr adds addu adgs adob adod adog adoo ador ados adra adro adrs adsa adso adsr adss adua adub adur advb advs ag-o agad agag agao agar agas agau agav agba agbo agda agga aggu agob agod agog agoo agos agou agra agro agsa agsg agsu agua agur agus agva aoba aora aorb aors aosd aoss aous arab arad arag arar aras arau arba arbs arda ardo ards ardu arga argb argo args aroa arob arod aroo aror aros arr- arra arrg arro arrr arrs arru ars- arsa arsd arso arsu arua arub arud arug arva arvo asaa asab asad asag asao asar asas asau asba asbo asbu asda asdo asds asgd asob asod asog asor asos asou asra asrg asro asrs asru assa assd asso assr asss assu asub asud asur asus asva asvd asvs auaa audo auga augs aur- aura aurd auro ausa ausd ausu auug auvs avab avao avar avas avda avgo avgs avor avos avou avra avro avur avus avva avvo baaa baad baar baas baba babb babo babr babs babu bada badb badd bado badr bads badu baga bagg bago bags baos bar- bara barb bard barg baro barr bars baru basa baso bass basu bau- baud baug baur bava bavu bbad bbas bbau bbbb bbbs bbdd bbdo bbga bbrg bd-r bdav bdog bdos bdsd bgdv bggs boab boad boag boar boas boba bobb bobo