-er a-a a-b a-i a-q aaa aab aae aai aam aao aaq aar aau aax ab- aba abb abe abi abm abo abq abr abu abx aea aeb aee aei aem aeo aeq aer aeu aex ai- aia aib aie aii aim aio aiq air aiu aix ama amb ame ami amm amo amq amr amu amx aoa aob aoe aoi aom aoo aor aou aox aqa aqi aqm aqo aqr ar- ara arb are ari arm aro arq arr aru arx au- aua aub aue aui aum auo aur aux ax- axa axe axi axm axo axr axx b-u baa bab bae bai bam bao baq bar bau bax bba bbb bbe bbi bbm bbo bbq bbr bbu bbx be- bea beb bee bei bem beo beq ber beu bex bi- bia bib bie bii bim bio bir biu bix bma bmb bme bmi bmm bmo bmq bmr bmu bmx boa bob boe boi bom boo boq bor bou box bqe bra brb bre bri brm bro brq brr bru brx bua bub bue bui bum buo bur buu bux bxb bxi bxm bxo bxq bxx eaa eab eae eai eam eao ear eau eax eba ebb ebe ebi ebm ebo ebq ebr ebu ebx eea eeb eee eem eeo eer eex eia eib eie eii eim eio eir eiu eix em- ema emb eme emi emm emo emr emu emx eo- eoa eob eoe eoi eom eoo eoq eor eou eqa eqe eqq equ era erb ere eri erm ero erq err eru eu- eua eub eue eui eur eux ex- exa exe exi exo exr exu exx ia- iaa iab iae iai iam iao iaq iar iau iba ibb ibe ibi ibm ibo ibr ibu ibx ie- iea iee iei iem ier iex iia iib iie iii iim iio iir iiu iix im- ima imb ime imi imm imo imu imx io- ioa iob ioe ioi iom ioo ior iou iqa iqe iqu ir- ira irb ire iri irm iro irq irr iru irx iu- iua iub iue iui ium iur ixe ixi m-o m-r maa mab mae mai mam mao mar mau max mba mbb mbe mbi mbm mbo mbq mbr mbu mbx mea meb mee mei mem meo meq mer meu mex mi- mia mib mie mii mim mio miq mir miu mix mma mmb mme mmi mmm mmo mmr mmu mmx moa mob moe moi mom moo mor mou mox mqa mqb mqi mqr mqx mra mrb mre mri mrm mro mrq mrr mru mrx mua mub mue mui mum mur muu mux mxa mxi mxr mxu o-i oaa oab oae oai oam oao oaq oar oau oax ob- oba obb obe obi obm obo obr obu obx oea oeb oee oei oem oeo oer oex oia oib oie oii oim oio oir oiu om- oma omb ome omi omm omo omr omu omx oo- ooa oob ooi oom ooo oor oox oqb oqo or- ora orb ore ori orm oro orr oru orx ou- oua oue oui oum ouo our ox- oxa oxb oxi oxo oxx qaa qam qar qau qax qba qbe qbq qee qem qeo qex qie qio qir qiu qix qma qme qmi qmr qmu qoi qom qoo qor qqq qqu qra qrb qre qri qrm qru qu- qua que qui qum quo qur qux qxe ra- raa rab rae rai ram rao raq rar rau rax rba rbb rbe rbi rbm rbo rbr rbu rbx re- rea reb ree rei rem reo req rer reu rex ria rib rie rii rim rio riq rir rix rma rmb rme rmi rmm rmo rmq rmr rmx roa rob roe roi rom roo ror rou rox rqm rra rrb rri rrm rrq rrr rru rua rub rue rui rum ruo rur ruu rux rxr ua- uaa uab uae uai uam uao uaq uar uau uba ubb ube ubi ubo ubr ubu ubx uea ueb uee uei uem uer uia uib uie uii uim uio uiq uir uiu um- uma umb ume umi umm umo umr umu uoa uob uoe uom uoo uor uox ur- ura urb ure uri urm uro urr uru urx uua uue uum uur uuu uxb uxo uxr uxu xaa xam xar xau xbe xbr xbx xee xem xeq xer xeu xex xia xie xii xio xiu xix xma xmi xmm xmo xmr xmu xmx xoa xoi xom xoo xor xox xrx xue xui xxi xxo xxx