-er a-a a-b a-i a-t aaa aab aae aai aao aap aar aat aav aax ab- aba abb abe abi abo abp abr abt abv abx aea aeb aee aei aeo aep aer aet aev aex ai- aia aib aie aii aio aip air ait aiv aix aoa aob aoe aoi aoo aop aor aot aov aox ap- apa apb ape api apo app apr apt apv apx ar- ara arb are ari aro arp arr art arv arx at- ata atb ate ati ato atp atr att atv atx av- ava avb ave avi avo avp avr avt avx ax- axa axe axi axo axp axr axt axv axx b-p baa bab bae bai bao bap bar bat bav bax bba bbb bbe bbi bbo bbp bbr bbt bbx be- bea beb bee bei beo bep ber bet bev bex bi- bia bib bie bii bio bip bir bit biv bix boa bob boe boi boo bop bor bot bov box bpa bpb bpe bpi bpo bpp bpr bpt bpv bpx bra brb bre bri bro brp brr brt brv brx bta btb bte bti bto btp btr btt btv btx bva bvb bve bvi bvo bvp bvr bvt bvv bxb bxi bxo bxx eaa eab eae eai eao eap ear eat eav eax eba ebb ebe ebi ebo ebp ebr ebt ebv ebx eea eeb eee eeo eep eer eet eev eex eia eib eie eii eio eip eir eit eiv eix eo- eoa eob eoe eoi eoo eop eor eot ep- epa epb epe epi epo epp epr ept epx era erb ere eri ero erp err ert erv eta etb ete eti eto etp etr ett etv etx eva evb eve evi evo evp evr evt evv ex- exa exe exi exo exp exr ext exx i-v ia- iaa iab iae iai iao iap iar iat iav iba ibb ibe ibi ibo ibp ibr ibt ibv ibx ie- iea iee iei iep ier iet iev iex iia iib iie iii iio iip iir iit iix io- ioa iob ioe ioi ioo iop ior iot iov ipa ipb ipe ipi ipo ipp ipr ipt ipv ipx ir- ira irb ire iri iro irp irr irt irv irx ita itb ite iti ito itp itt itv itx iva ivb ive ivi ivo ivp ivr ivt ivv ivx ixe ixi o-i oaa oab oae oai oao oap oar oat oav oax ob- oba obb obe obi obo obp obr obt obv obx oea oeb oee oei oeo oep oer oet oex oia oib oie oii oio oip oir oit oiv oo- ooa oob ooi ooo oop oor oot oov oox op- opa opb ope opi opo opp opr opt opv opx or- ora orb ore ori oro orp orr ort orv orx ot- ota otb ote oti oto otp otr ott otv ov- ova ovb ove ovi ovo ovp ovv ox- oxa oxb oxi oxo oxt oxx p-p paa pab pae pai pao pap par pat pav pax pba pbb pbe pbi pbo pbp pbr pbt pbx pea peb pee pei peo pep per pet pev pex pia pib pie pii pio pip pir pit piv pix poa pob poe poi poo pop por pot pov pox ppa ppb ppe ppi ppo ppp ppr ppt ppv ppx pra prb pre pri pro prp prr prt prv prx pt- pta ptb pte pti pto ptp ptr ptt ptv ptx pva pvb pve pvi pvo pvp pvr pvt pvv pxe pxr pxt ra- raa rab rae rai rao rap rar rat rav rax rba rbb rbe rbi rbo rbp rbr rbt rbx re- rea reb ree rei reo rep rer ret rev rex ria rib rie rii rio rip rir rit riv rix roa rob roe roi roo rop ror rot rov rox rpa rpb rpe rpi rpo rpp rpr rpt rpv rpx rra rrb rri rrp rrr rrt rta rtb rte rti rto rtp rtr rtt rtv rtx rva rvb rve rvi rvo rvp rvr rvt rvv rxp rxr t-x taa tab tae tai tao tap tar tat tav tax tba tbb tbe tbi tbo tbp tbr tbt tbv te- tea teb tee tei teo tep ter tet tev tex tia tib tie tii tio tip tir tit tiv tix to- toa tob toe toi too top tor tot tov tox tpa tpb tpe tpi tpo tpp tpr tpt tpv tpx tra trb tre tri tro trp trr trt trv trx tta ttb tte tti tto ttp ttr ttt ttv ttx tva tvb tve tvi tvo tvp tvr tvt tvx txe txi txt v-a v-e vaa vab vae vai vao vap var vat vav vax vba vbi vbo vbr vbv vea veb vee vei veo vep ver vet vex vi- via vib vie vii vio vip vir vit viv vix voa vob voe voi voo vop vor vot vov vox vpa vpb vpe vpi vpo vpp vpr vpt vpx vra vrb vre vri vrp vrr vrt vta vtb vte vti vto vtr vtt vtv vtx vva vvb vvi vvo vvr vvt vvv vxa vxr vxv xaa xap xar xat xav xbe xbr xbx xee xep xer xet xev xex xia xie xii xio xit xiv xix xoa xoi xoo xop xor xot xov xox xpa xpb xpe xpo xpp xpt xrt xrx xti xtp xtr xtv xtx xvi xvt xxi xxo xxp xxv xxx

a-be a-ii a-iv aaaa aaab aaae aaai aaap aaar aaav aaba aabb aabi aabp aabt aaea aaep aaev aaib aaii aaoe aaoo aapa aapi aapo aapt aara aare aari aaro aarp aart aata aatt aava abaa abab abae abai abap abar abat abax abb- abba abbb abbe abbi abbo abbr abbt abee aber abet abia abib abie abir abit aboa abob aboo abor abot abov abox abpa abpi abpp abpr abra abri abro abta abva abvp aeap aebi aeer aeio aeit aer- aera aeri aero aeta aeto aetr aett aetx aeva aiai aiba aibo aiea aiee aiet aiia aiib aiir aioi aipa aipe aipi aira aire