-ic a-a a-b a-c a-i aaa aab aac aae aai aam aau aax ab- aba abb abc abe abi abm abu abx ac- aca acb acc ace aci acm acu acx aea aeb aec aee aei aem aeu aex ai- aia aib aic aie aii aim aiu aix ama amb amc ame ami amm amu amx au- aua aub auc aue aui aum aux ax- axa axe axi axm axx b-u baa bab bac bae bai bam bau bax bba bbb bbc bbe bbi bbm bbu bbx bca bcb bcc bce bci bcm bcu bcx be- bea beb bec bee bei bem beu bex bi- bia bib bic bie bii bim biu bix bma bmb bmc bme bmi bmm bmu bmx bua bub buc bue bui bum buu bux bxb bxi bxm bxx c-- caa cab cac cae cai cam cau cax cba cbb cbc cbe cbi cbm cbu cbx cca ccb ccc cce cci ccm ccu ccx ce- cea ceb cec cee cei cem ceu cex ci- cia cib cic cie cii cim ciu cix cma cmb cmc cme cmi cmm cmu cmx cua cub cuc cue cui cum cuu cxc cxi cxx eaa eab eac eae eai eam eau eax eba ebb ebc ebe ebi ebm ebu ebx ec- eca ecb ecc ece eci ecm ecu ecx eea eeb eec eee eem eex eia eib eic eie eii eim eiu eix em- ema emb emc eme emi emm emu emx eu- eua eub euc eue eui eux ex- exa exc exe exi exu exx ia- iaa iab iac iae iai iam iau iba ibb ibc ibe ibi ibm ibu ibx ica icb icc ice ici icm icu ie- iea iec iee iei iem iex iia iib iic iie iii iim iiu iix im- ima imb imc ime imi imm imu imx iu- iua iub iuc iue iui ium ixc ixe ixi maa mab mac mae mai mam mau max mba mbb mbc mbe mbi mbm mbu mbx mc- mca mcb mcc mce mci mcm mcu mcx mea meb mec mee mei mem meu mex mi- mia mib mic mie mii mim miu mix mma mmb mmc mme mmi mmm mmu mmx mua mub muc mue mui mum muu mux mxa mxc mxi mxu ua- uaa uab uac uae uai uam uau uba ubb ubc ube ubi ubu ubx uca ucb ucc uce uci ucm ucu uea ueb uec uee uei uem uia uib uic uie uii uim uiu um- uma umb umc ume umi umm umu uua uuc uue uum uuu uxb uxc uxu xaa xac xam xau xbc xbe xbx xcb xci xcx xee xem xeu xex xia xic xie xii xiu xix xma xmc xmi xmm xmu xmx xue xui xxi xxx

a-be a-ii aaaa aaab aaac aaae aaai aaam aaba aabb aabc aabi aabm aaca aacb aacc aace aaci aacm aacu aaea aaec aaem aaib aaic aaii aama aamb aamc aame aami abaa abab abac abae abai abam abau abax abb- abba abbb abbe abbi abca abcb abcc abci abec abee abia abib abic abie abim abiu abma abmb abmc abua abue abum acaa acab acac acae acai acba acca accc acce acci accm accu ace- acea acec acem aci- acia acic acie acim acma acmc acme acmi acmu acu- acue acum aeac aebi aecb aeci aiai aiba aica aicc aice aiea aiee aiia aiib aiic aimc aime aimi aimm aiui aixa aixi aixm amaa amac amae amai amam amax amb- amba ambe ambi ambu ambx amca amcc amec amee amei ameu amex amia amib amic amie amii amix amm- amma amme ammi ammu amua amui amum auaa aube auca auce auci auma aumi auxa axce axi- axia axie axim axum ba-i ba-x baaa baam baba babb babe babi babm babu bac- baca bacc bace baci baia baib baic baie baix bama bamb bamc bame bami bamm bamu bau- baum baux baxi bbau bbbb bbci bbcm bbeb bcaa bcam bcbc bcca bccc bcci bccm bcec bcia bcie bcma bcuc beam beau beba bebb bebe bebi beca beci becu beeb beem beia beic beim bema beme bemu beux biba bibb bibe bibi bica bicc bice bici bieb bieu bima bimx bixa bixi bmaa bmce bmci bmic bmmi buba bubb bube bubi bubu buca bucc buce buci bucu buea buem bueu buic buie buiu buix bum- buma bumb buxa caaa caab caac caam caba cabe cabi cabu cac- caca cacc cace caci cacm caec caei caem caeu caex caia caib caic caim caiu caix cama camb camc came cami camm camx cauc caum caux caxa cbac cbax cbbc cbca cbcc cbce cbcm cbcu cbea cbec cbee cbia cbme cbux cbxa ccaa ccab ccac ccai ccam ccba ccbc ccca cccb cccc ccci cccm cccu ccee ccic ccii ccim ccix ccma ccmb ccmc ccmm ccuc ccxi ceac ceba cebu cec- ceca cece ceci cecm ceeb ceec ceem ceim cema cemb ceme cemm cemu ceui ceux cexe ciaa ciam ciau ciba cibc cibe cibi cica cicc cici cicu ciee ciia ciii cima cimb cime cimi cimm ciuc cixi cmaa cmac cmax cmba cmbc cmbx cmcc cmea cmec cmii cmix cmmb cmmc cmmi cuau cub- cuba cubb cube cubi cuca cucc cuce cuci cucm cui- cum- cuma cume cxii cxix cxxi cxxx eaba eaca eacc eaec eaiu eama eame eaux ebac ebam ebba ebbc ebcc ebic ebix ecaa ecac ecai ecam ecbc ecbe ecca eccb eccc ecce ecci eccm ecem ecib ecim ecma ecmi ecua eeca eeea eeee eica eiec eiei eime eimi emac emae emam emax emba embe embi emcc emeu emex emia emic emii emim emix emma emme emmi emmu euba eubc eubi eumc exa- exai exam exec exim exum i-be iaaa iaac iaai iaba iabm iaca iacc iacu iaea iaec iaia iaim iama iamb iame iami iamx ibac ibbm ibca ibea ibec ibex ibia ibie ibim ibma ibmx icaa icab icac icai icam icbc icbm icca iccb iccc icci iccu icea icec icee icem icex icma icmc icme icmi icmm icub icue ieac iecc ieie iema ieme iiac