-al -er -ol a-a a-b a-i aaa aab aae aai aal aam aao aap aar aax ab- aba abb abe abi abl abm abo abp abr abx aea aeb aee aei ael aem aeo aep aer aex ai- aia aib aie aii ail aim aio aip air aix al- ala alb ale ali all alm alo alp alr alx ama amb ame ami aml amm amo amp amr amx aoa aob aoe aoi aol aom aoo aop aor aox ap- apa apb ape api apl apm apo app apr apx ar- ara arb are ari arl arm aro arp arr arx ax- axa axe axi axl axm axo axp axr axx b-p baa bab bae bai bal bam bao bap bar bax bba bbb bbe bbi bbl bbm bbo bbp bbr bbx be- bea beb bee bei bel bem beo bep ber bex bi- bia bib bie bii bil bim bio bip bir bix bla blb ble bli bll blm blo blp blr blx bma bmb bme bmi bml bmm bmo bmp bmr bmx boa bob boe boi bol bom boo bop bor box bpa bpb bpe bpi bpl bpm bpo bpp bpr bpx bra brb bre bri brl brm bro brp brr brx bxb bxi bxl bxm bxo bxx eaa eab eae eai eal eam eao eap ear eax eba ebb ebe ebi ebl ebm ebo ebp ebr ebx eea eeb eee eel eem eeo eep eer eex eia eib eie eii eil eim eio eip eir eix ela elb ele eli ell elm elo elp elr elx em- ema emb eme emi eml emm emo emp emr emx eo- eoa eob eoe eoi eol eom eoo eop eor ep- epa epb epe epi epl epm epo epp epr epx era erb ere eri erl erm ero erp err ex- exa exe exi exl exo exp exr exx ia- iaa iab iae iai ial iam iao iap iar iba ibb ibe ibi ibl ibm ibo ibp ibr ibx ie- iea iee iei iel iem iep ier iex iia iib iie iii iil iim iio iip iir iix il- ila ilb ile ili ill ilm ilo ilp ilr ilx im- ima imb ime imi iml imm imo imp imx io- ioa iob ioe ioi iol iom ioo iop ior ipa ipb ipe ipi ipl ipm ipo ipp ipr ipx ir- ira irb ire iri irl irm iro irp irr irx ixe ixi ixl l-p la- laa lab lae lai lal lam lao lap lar lax lba lbb lbe lbi lbl lbm lbo lbp lbr lbx lea leb lee lei lel lem leo lep ler lex lia lib lie lii lil lim lio lip lir lix lla llb lle lli lll llm llo llp llr lma lmb lme lmi lml lmm lmo lmp lmr loa lob loe loi lol lom loo lop lor lox lpa lpb lpe lpi lpl lpm lpo lpp lpr lpx lra lrb lri lrm lro lrp lrr lxi lxo lxr lxx m-o m-r maa mab mae mai mal mam mao map mar max mba mbb mbe mbi mbl mbm mbo mbp mbr mbx mea meb mee mei mel mem meo mep mer mex mi- mia mib mie mii mil mim mio mip mir mix mla mlb mle mli mll mlm mlo mlp mlr mlx mma mmb mme mmi mml mmm mmo mmp mmr mmx moa mob moe moi mol mom moo mop mor mox mpa mpb mpe mpi mpl mpm mpo mpp mpr mpx mra mrb mre mri mrl mrm mro mrp mrr mrx mxa mxi mxl mxp mxr o-i oaa oab oae oai oal oam oao oap oar oax ob- oba obb obe obi obl obm obo obp obr obx oea oeb oee oei oel oem oeo oep oer oex oia oib oie oii oil oim oio oip oir ola olb ole oli oll olm olo olp om- oma omb ome omi oml omm omo omp omr omx oo- ooa oob ooi ool oom ooo oop oor oox op- opa opb ope opi opl opm opo opp opr opx or- ora orb ore ori orl orm oro orp orr orx ox- oxa oxb oxi oxo oxx p-p paa pab pae pai pal pam pao pap par pax pba pbb pbe pbi pbl pbm pbo pbp pbr pbx pea peb pee pei pel pem peo pep per pex pia pib pie pii pil pim pio pip pir pix pla plb ple pli pll plm plo plp plr plx pma pmb pme pmi pml pmm pmo pmp pmr pmx poa pob poe poi pol pom poo pop por pox ppa ppb ppe ppi ppl ppm ppo ppp ppr ppx pra prb pre pri prl prm pro prp prr prx pxe pxl pxm pxr ra- raa rab rae rai ral ram rao rap rar rax rba rbb rbe rbi rbl rbm rbo rbp rbr rbx re- rea reb ree rei rel rem reo rep rer rex ria rib rie rii ril rim rio rip rir rix rla rle rli rll rlm rlo rlp rlr rma rmb rme rmi rml rmm rmo rmp rmr rmx roa rob roe roi rol rom roo rop ror rox rpa rpb rpe rpi rpl rpm rpo rpp rpr rpx rra rrb rri rrl rrm rrp rrr rxp rxr xaa xal xam xap xar xbe xbl xbr xbx xee xel xem xep xer xex xia xie xii xio xix xla xlb xli xlm xlr xma xmi xml xmm xmo xmp xmr xmx xoa xoi xom xoo xop xor xox xpa xpb xpe xpl xpm xpo xpp xrx xxi xxl xxo xxp xxx

a-be a-ii aaaa aaab aaae aaai aaal aaam aaap aaar aaba aabb aabi aabl aabm aabp aaea aaem aaep aaib aaii aala aale aali aall aalo aama aamb aame aami aamo aamp aamr aaoe aaoo aapa aapi aapl aapm aapo aara aare aari aarm aaro aarp abaa abab abae abai abal abam abap abar abax abb- abba abbb abbe abbi abbo abbr abee abel aber abia abib abie abil abim abir abla able