a-a a-b a-t aaa aab aad aaf aan aao aar aat aav ab- aba abb abd abf abn abo abr abt abv ad- ada adb add adf adn ado adr adt adv af- afa afb afd aff afn afo afr aft afv an- ana anb and anf ann ano anr ant anv aoa aob aod aof aon aoo aor aot aov ar- ara arb ard arf arn aro arr art arv at- ata atb atd atf atn ato atr att atv av- ava avb avd avf avn avo avr avt baa bab bad baf ban bao bar bat bav bba bbb bbd bbf bbn bbo bbr bbt bda bdb bdd bdf bdo bdr bdt bdv bfa bfb bfd bff bfn bfo bfr bft bfv bna bnb bnd bnf bnn bno bnr bnt bnv boa bob bod bof bon boo bor bot bov bra brb brd brf brn bro brr brt brv bta btb btd btf btn bto btr btt btv bva bvb bvd bvn bvo bvr bvt bvv daa dab dad daf dan dao dar dat dav dba dbb dbd dbf dbn dbo dbr dbt dbv dda ddb ddd ddf ddn ddo ddr ddt dfa dfb dfd dff dfn dfo dfr dft dfv dna dnb dnd dnf dnn dno dnr dnt doa dob dod dof don doo dor dot dov dra drb drd drn dro drr drt drv dta dtb dtd dtf dtn dto dtr dtt dtv dva dvb dvd dvn dvr dvt faa fab fad faf fan fao far fat fav fba fbb fbd fbf fbn fbo fbr fbt fda fdb fdd fdf fdn fdo fdr fdt ffa ffd fff ffn ffo ffr fft ffv fna fnb fnd fnf fnn fnr fnt fnv foa fob fof fon foo for fot fra frb frd frf frn fro frr frt fta ftb ftd ftf ftn fto ftr ftt ftv fva fvd fvt naa nab nad naf nan nao nar nat nav nba nbb nbd nbf nbn nbo nbr nbt nbv nda ndb ndd ndf ndn ndo ndr ndt ndv nfa nfb nfd nff nfn nfo nfr nft nfv nna nnb nnf nnn nno nnt nnv no- noa nob nod nof non noo nor not nov nra nrb nrd nrf nrn nro nrr nrt nrv nta ntb ntd ntf ntn nto ntr ntt ntv nva nvb nvd nvn nvt nvv oaa oab oad oaf oan oao oar oat oav ob- oba obb obd obf obn obo obr obt obv oda odb odd odf odn odo odr odt odv of- ofa ofb ofd off ofn ofo ofr oft ofv on- ona onb ond onf onn ono onr ont oo- ooa oob ood oof oon ooo oor oot oov or- ora orb ord orf orn oro orr ort orv ot- ota otb otd otf otn oto otr ott otv ov- ova ovb ovd ovf ovo ovv ra- raa rab rad raf ran rao rar rat rav rba rbb rbd rbf rbn rbo rbr rbt rda rdb rdd rdf rdn rdo rdr rdt rdv rfa rfb rfd rff rfn rfo rfr rft rfv rna rnb rnd rnn rno rnr rnt rnv roa rob rod rof ron roo ror rot rov rra rrb rrd rrf rrn rrr rrt rta rtb rtd rtf rtn rto rtr rtt rtv rva rvb rvd rvf rvn rvo rvr rvt rvv taa tab tad taf tan tao tar tat tav tba tbb tbd tbf tbn tbo tbr tbt tbv tda tdb tdd tdf tdn tdo tdr tdt tdv tfa tfb tfd tff tfn tfo tfr tft tna tnb tnd tnf tnn tno tnr tnt to- toa tob tod tof ton too tor tot tov tra trb trd trf trn tro trr trt trv tta ttb ttd ttf ttn tto ttr ttt ttv tva tvb tvd tvf tvn tvo tvr tvt v-a vaa vab vad van vao var vat vav vba vbd vbo vbr vbv vdb vdd vdf vdo vdr vdt vdv vfa vfb vfd vff vfn vfr vft vfv vn- vna vnd vnf vno vnr vnv voa vob vod vof von voo vor vot vov vra vrb vrd vrf vrn vrr vrt vta vtb vto vtr vtt vtv vva vvb vvo vvr vvt vvv

-ana a-do aaaa aaab aaad aaaf aaan aaar aaav aaba aabb aabd aabt aada aadt aafa aafb aafd aaff aana aand aaon aaoo aara aard aaro aart aata aatf aatt aava abaa abab abad abaf aban abar abat abb- abba abbb abbo abbr abbt abda abdo abff aboa abob abod abof abon aboo abor abot abov abra abro abta abva abvd adaa adab adad adan adao adar adat adba adda addd addn addo addr adfa adna adob adod adon adoo ador adot adra adro adta advb advt afaa afad afan afao afar afat afdb affa affo afft afoa afoo afor afr- afra afro afta aftn ana- anaa anab anad anan anao anar anat anba anbb anbo and- anda ando andr andt anfa anfo anna annb anno annt ano- anoa anod anon anor ant- anta anto antr antt antv aoba aonb aono aont aora aorb aorn aort aotd aotf arab arad araf aran arar arat arba arda ardf ardo arfa arfb arff arft arna arnd arno arnt aroa arob arod aron aroo aror arr- arra arro arrr arrt arta arto artr artv arva arvn arvo at-t ataa atab atad atan atar atat atdt atfb atna atno atob atod atof aton ator atot atra atrn atro atta attn atto attr avab avan avao avar avat avda avon avor avot avra avro avva avvo baaa baad baaf baan baar baat baba babb babo babr bada badb badd bado badr baff bafo baft bana band bann bano banr bant baon bar- bara barb bard barf barn baro barr bart bata batf batn bato batt bava bbad bbbb bbdd bbdo bbfn bd-r bdav bdna bfta bftt bnor bnrr bnta boab boad boan boar boat boba bobb bobo boda bodb bodo bofa bofd boff bona bond bonn bono bont boob bood boof boon boor boot bor- bora bord borf born boro borr bort