-ey -ic a-a a-b a-c a-i aaa aab aac aae aaf aai aao aay ab- aba abb abc abe abf abi abo aby ac- aca acb acc ace acf aci aco acy aea aeb aec aee aef aei aeo aey af- afa afb afc afe aff afi afo afy ai- aia aib aic aie aif aii aio aiy aoa aob aoc aoe aof aoi aoo ay- aya ayc aye ayf ayi ayo baa bab bac bae baf bai bao bay bba bbb bbc bbe bbf bbi bbo bby bca bcb bcc bce bcf bci bco bcy be- bea beb bec bee bef bei beo bey bfa bfb bfc bfe bff bfi bfo bfy bi- bia bib bic bie bif bii bio biy boa bob boc boe bof boi boo boy by- bya byc bye byf byi byo c-- caa cab cac cae caf cai cao cay cba cbb cbc cbe cbf cbi cbo cby cca ccb ccc cce ccf cci cco ce- cea ceb cec cee cef cei ceo cey cfa cfb cfc cfe cff cfi cfo ci- cia cib cic cie cif cii cio co- coa cob coc coe cof coi coo coy cya cyb cyc cye cyf cyo eaa eab eac eae eaf eai eao eba ebb ebc ebe ebf ebi ebo eby ec- eca ecb ecc ece ecf eci eco eea eeb eec eee eef eeo eey ef- efa efb efc efe eff efi efo eia eib eic eie eif eii eio eo- eoa eob eoc eoe eof eoi eoo eya eyc eye eyo faa fab fac fae faf fai fao fay fba fbb fbc fbe fbf fbi fbo fca fcb fcc fce fcf fci fco fcy fea feb fec fee fef fei feo fey ffa ffc ffe fff ffi ffo ffy fia fib fic fie fif fii foa fob foc foe fof foi foo foy fy- fya fyb fyc fye fyi fyo i-f ia- iaa iab iac iae iaf iai iao iba ibb ibc ibe ibf ibi ibo iby ica icb icc ice icf ici ico icy ie- iea iec iee ief iei iey ifa ifb ifc ife iff ifi ifo ify iia iib iic iie iif iii iio io- ioa iob ioc ioe iof ioi ioo iya iyc iye iyo iyy o-i oaa oab oac oae oaf oai oao ob- oba obb obc obe obf obi obo oby oc- oca ocb occ ocf oci oco oea oeb oec oee oef oei oeo oey of- ofa ofb ofc ofe off ofi ofo oia oib oic oie oif oii oio oo- ooa oob ooc oof ooi ooo oya oye oyi oyo yaa yab yac yae yaf yai yao yay ybc ybe ybf ybi yby yca ycc yce ycf yci yco ycy yea yeb yec yee yef yei yeo yey yfa yfc yfe yff yie yif yii yio yob yoc yoe yof yoi yoo yoy yyb yyc yye yyf yyy

a-be a-ii a-ya a-yo aaaa aaab aaac aaae aaaf aaai aaba aabb aabc aabi aaby aaca aacb aacc aace aacf aaci aaco aacy aaea aaec aafa aafb aafc aaff aafi aaib aaic aaii aaoe aaoo abaa abab abac abae abaf abai abay abb- abba abbb abbe abbi abbo abby abca abcb abcc abcf abci abec abee abey abff abia abib abic abie abiy aboa abob abof aboo aboy abyc abye abyy acaa acab acac acae acai acba acca accc acce accf acci acco accy ace- acea acec acey acfc acfe acfi aci- acia acic acie acif acoa acoe acoy aeac aeaf aebi aeby aecb aeci aeio afaa afao afca afcb afcc afci afee affa affc affi affo affy afia afib afif afoa afoe afoo afye aiai aiba aibo aica aicc aice aicf aiea aiee aiff aiia aiib aiic aioc aioi aiye aiyf aoba aoca aoce ay-o ayao ayay ayca ayce ayie ayoo ayya ba-i baaa baaf baba babb babe babi babo baby bac- baca bacc bace baci baco bafc baff bafo baia baib baic baie baio baya baye bayi bayo bbay bbbb bbci bbeb bbfc bboy bbyo bcaa bcbc bcca bccc bcci bcec bcfc bcia bcie bcof beaf beay beba bebb bebe bebi bebo beby beca beci beeb beef beey befa befe beff befo beia beic beo- beof beya beye beyi bfca biaf biao biba bibb bibe bibi bibo bica bicc bice bici bico bieb bief bifa biff bifi bio- bioc bioi biya boab boac boai boba bobb bobe bobi bobo boby boca boce boco boea boec boee boef boeo boey bofa bofe boff boi- boie boii boob booc booe boof boya boye boyf boyi boyo byce byoa byob byoc byoi c-bo caaa caab caac caaf caba cabe cabf cabi cabo caby cac- caca cacc cace caci caco caec caei cafa cafb cafc cafe caff caia caib caic caio caoi caye cayo cbac cbbc cbca cbcc cbce cbea cbec cbee cbef cbfb cbfc cbia ccaa ccab ccac ccaf ccai ccba ccbc ccca cccb cccc cccf ccci ccee ccfa ccfc ccff ccfi ccic ccii ccob ccoc ceac ceba cec- ceca cece ceci ceco ceeb ceec cef- cefa cefc cfaa cfab cfac cfae cfao cfbc cfca cfcb cfcf cfco cfcy cffb cfia cfoa ciaa ciao ciba cibc cibe cibi cibo cica cicc cici cico ciee cifa cife ciff ciia ciii ciob coai coba cobb cobe cobi cobo coby coca coce coco cofc cofe coff cofi coia coif coob coof coya coyf coyo cya- cyaa cyba cybb cybc cybi cybo cyc- cyca cycb cycc cyfe cyfi cyoa cyy- cyyc eaaf eaba eaca eacc eaec eafb eaif ebac ebay ebba ebbc ebbo ebby ebcc ebfc ebic eboe eboo eboy ebya ecaa ecac ecai ecao ecbc ecbe ecca eccb eccc ecce ecci ecco ecef ecfa ecfc ecib eco- eeby eeca eeea eeee eefa eefe eeoc efab efca efco efeo effa effi effy efic efya eiao eica eico eiec eiei eyeb eyec eyey eyfi eyio faaa faac faba fabe fabi fabo faca facc face facy faeb fafa fafc fafe faff fafi fafo faie faio faya faye fayo fcab fcba fcca fccf fcic fcii feaf