a-a a-b aaa aab aad aag aan aao aau aav ab- aba abb abd abg abn abo abu abv ad- ada adb add adg adn ado adu adv ag- aga agb agd agg agn ago agu agv an- ana anb and ang ann ano anu anv aoa aob aod aog aon aoo aou aov au- aua aub aud aug aun auo auv av- ava avb avd avg avn avo avu b-u baa bab bad bag ban bao bau bav bba bbb bbd bbg bbn bbo bbu bda bdb bdd bdg bdo bdu bdv bga bgb bgd bgg bgn bgo bgu bgv bna bnb bnd bng bnn bno bnu bnv boa bob bod bog bon boo bou bov bua bub bud bug bun buo buu bva bvb bvd bvg bvn bvo bvu bvv daa dab dad dag dan dao dau dav dba dbb dbd dbg dbn dbo dbu dbv dda ddb ddd ddg ddn ddo ddu dga dgd dgg dgn dgu dna dnb dnd dng dnn dno doa dob dod dog don doo dou dov dua dub dud dug dun duo duv dva dvb dvd dvg dvn dvu g-d gaa gab gad gag gan gao gau gav gba gbd gbg gbn gbo gbu gbv gda gdb gdd gdn gdo gdu gdv gga ggb ggd ggg ggn ggo ggu ggv gna gnb gnd gnn gno gnu gnv goa gob god gog gon goo gou gov gu- gua gub gud gug gun guo guu guv gva gvb gvd gvg gvn gvo gvu naa nab nad nag nan nao nau nav nba nbb nbd nbg nbn nbo nbu nbv nda ndb ndd ndg ndn ndo ndu ndv nga ngb ngd ngg ngn ngo ngu nna nnb nng nnn nno nnu nnv no- noa nob nod nog non noo nou nov nua nub nud nug nun nuo nuu nuv nva nvb nvd nvg nvn nvu nvv oaa oab oad oag oan oao oau oav ob- oba obb obd obg obn obo obu obv oda odb odd odg odn odo odu odv oga ogd ogg ogn ogo on- ona onb ond ong onn ono onu oo- ooa oob ood oog oon ooo oov ou- oua oud oun ouo ov- ova ovb ovd ovo ovv ua- uaa uab uad uag uan uao uau uav uba ubb ubg ubn ubo ubu ubv uda udb udd udg udn udo udu udv uga ugb ugg ugn ugo ugu un- una unb und ung unn uno unu unv uoa uob uod uog uon uoo uua uug uun uuu uva uvb uvo uvu uvv v-a vaa vab vad vag van vao vau vav vba vbd vbg vbo vbv vdb vdd vdg vdo vdu vdv vga vgg vgn vgo vgu vn- vna vnd vng vno vnu vnv voa vob vod vog von voo vou vov vug vuv vva vvb vvg vvo vvv