a-a a-b a-c aaa aab aac aad aaf aan aao aax aay ab- aba abb abc abd abf abn abo abx aby ac- aca acb acc acd acf acn aco acx acy ad- ada adb adc add adf adn ado adx ady af- afa afb afc afd aff afn afo afx afy an- ana anb anc and anf ann ano anx any aoa aob aoc aod aof aon aoo aox ax- axa axn axo axx ay- aya ayc ayd ayf ayn ayo ayx baa bab bac bad baf ban bao bax bay bba bbb bbc bbd bbf bbn bbo bbx bby bca bcb bcc bcd bcf bcn bco bcx bcy bda bdb bdc bdd bdf bdo bdx bdy bfa bfb bfc bfd bff bfn bfo bfx bfy bna bnb bnc bnd bnf bnn bno bnx boa bob boc bod bof bon boo box boy bxb bxd bxn bxo bxx by- bya byc byd byf byn byo c-- caa cab cac cad caf can cao cax cay cba cbb cbc cbd cbf cbn cbo cbx cby cca ccb ccc ccd ccf ccn cco ccx cda cdb cdc cdd cdf cdn cdo cdx cdy cfa cfb cfc cfd cff cfn cfo cfx cn- cna cnb cnc cnd cnf cnn cno cnx cny co- coa cob coc cod cof con coo cox coy cxc cxf cxo cxx cya cyb cyc cyd cyf cyn cyo daa dab dac dad daf dan dao dax day dba dbb dbc dbd dbf dbn dbo dbx dby dca dcb dcc dcd dcf dcn dco dcx dda ddb ddc ddd ddf ddn ddo ddx ddy dfa dfb dfc dfd dff dfn dfo dfx dna dnb dnc dnd dnf dnn dno dny doa dob doc dod dof don doo dox doy dxc dxd dxn dxo dxx dy- dya dyb dyc dyd dyn dyo dyy faa fab fac fad faf fan fao fax fay fba fbb fbc fbd fbf fbn fbo fbx fca fcb fcc fcd fcf fcn fco fcx fcy fda fdb fdc fdd fdf fdn fdo fdx ffa ffc ffd fff ffn ffo ffx ffy fna fnb fnc fnd fnf fnn fnx foa fob foc fof fon foo fox foy fxx fy- fya fyb fyc fyn fyo naa nab nac nad naf nan nao nax nay nba nbb nbc nbd nbf nbn nbo nbx nca ncb ncc ncd ncf ncn nco ncx nda ndb ndc ndd ndf ndn ndo ndy nfa nfb nfc nfd nff nfn nfo nna nnb nnc nnf nnn nno no- noa nob noc nod nof non noo nox noy nxc nxd nya nyc nyd nyf nyn nyo nyx nyy oaa oab oac oad oaf oan oao oax ob- oba obb obc obd obf obn obo obx oby oc- oca ocb occ ocd ocf ocn oco ocx oda odb odc odd odf odn odo of- ofa ofb ofc ofd off ofn ofo ofx on- ona onb onc ond onf onn ono onx ony oo- ooa oob ooc ood oof oon ooo oox ox- oxa oxb oxc oxf oxn oxo oxx oxy oya oyd oyo xaa xac xad xaf xan xbc xbx xcb xcd xcf xcx xda xdb xdc xdf xfa xfn xfx xna xnc xno xoa xoc xod xof xon xoo xox xxo xxx xxy xyy yaa yab yac yad yaf yan yao yax yay ybc ybf yby yca ycc ycd ycf yco ycy yda ydn ydo ydy yfa yfc yfd yff yna ynd ynn yny yob yoc yod yof yon yoo yox yoy yxa yxy yyb yyc yyf yyy

-ana a-do a-ya a-yo aaaa aaab aaac aaad aaaf aaan aaba aabb aabc aabd aaby aaca aacb aacc aacd aacf aacn aaco aacy aada aadc aafa aafb aafc aafd aaff aana aand aaon aaoo abaa abab abac abad abaf aban abax abay abb- abba abbb abbo abby abca abcb abcc abcd abcf abcn abda abdo abdy abff aboa abob abod abof abon aboo abox aboy abyc abyy acaa acab acac acad acan acba acca accc accd accf acco accy acda acdb acdc acdf acfc acfd acoa acod acon acoy adaa adab adac adad adan adao aday adba adbc adcc adda addc addd addn addo addy adfa adfc adna adob adoc adod adon adoo adox adya afaa afad afan afao afca afcb afcc afdb afdc afdx affa affc affo affy afoa afoo afox afyn ana- anaa anab anac anad anan anao anax anba anbb anbo anca ancc anco ancy and- anda ando andy anfa anfo anna annb anno anny ano- anoa anod anon anox anoy anya aoba aoca aonb aono axaf axan axo- axoa axof axon axxo ay-o ayad ayan ayao ayay ayca ayda ayna aynd ayod ayon ayoo ayya ba-x baaa baad baaf baan baba babb babo baby bac- baca bacc bacn baco bada badb badd bado bady bafc baff bafo bana banc band bann bano baon baya bayo bbad bbay bbbb bbdd bbdo bbfc bbfn bbox bboy bbyo bcaa bcbc bcca bccc bcda bcfc bcof bday bdbc bddc bdna bfca bnoc bnya boab boac boad boan boba bobb bobo boby boca boco boda bodb bodo body bofa bofd boff bona bonc bond bonn bono bony boob booc bood boof boon boox boxa boxy boya boyd boyf boyn boyo byan bync bynd byno byoa byob byoc byod byon byyd c-bo c-cd caaa caab caac caaf caan caba cabf cabo caby cac- caca cacc caco cada cadc cadd cado cady cafa cafb cafc caff cana canc cand cann cano cany caod caxa caxy cayo cbac cbax cbbc cbca cbcc cbcn cbdb cbdc cbdn cbdo cbfb cbfc cbna cbnd cbox cbxa ccaa ccab ccac ccad ccaf ccba ccbc ccbn ccca cccb cccc cccf ccdc ccdf ccdn ccfa ccfc ccfd ccff ccna ccnb ccnc ccnf ccny ccob ccoc ccod cdaa cdac cdad cdax cday cdba cdbf cdda cddb cdfa cdna cdnb cdnc cdnf cdon cfaa cfab cfac cfao cfax cfbc cfbn cfca cfcb cfcf cfcn cfco cfcy cfda cffb cfnb cfoa cfox cfyn cnaa cnac cnbc cnco cnda cndd cnfa cnna coad coan coax coba cobb cobo coby coca