-al -ol a-a a-b a-c a-t aaa aab aac aae aaj aak aal aao aat aax ab- aba abb abc abe abj abk abl abo abt abx ac- aca acb acc ace acj ack acl aco act acx aea aeb aec aee aej aek ael aeo aet aex aja ajb ajc aje ajj ajk ajl ajo ajt aka akb akc ake akj akk akl ako al- ala alb alc ale alj alk all alo alt alx aoa aob aoc aoe aoj aok aol aoo aot aox at- ata atb atc ate atl ato att atx ax- axa axe axj axk axl axo axt axx baa bab bac bae baj bak bal bao bat bax bba bbb bbc bbe bbk bbl bbo bbt bbx bca bcb bcc bce bcj bck bcl bco bct bcx be- bea beb bec bee bek bel beo bet bex bja bjc bjj bjk bjt bka bkb bkc bke bkk bkl bko bkt bkx bla blb blc ble blj blk bll blo blt blx boa bob boc boe boj bok bol boo bot box bta btb btc bte btk btl bto btt btx bxb bxj bxl bxo bxx c-- c-j caa cab cac cae caj cak cal cao cat cax cba cbb cbc cbe cbj cbk cbl cbo cbt cbx cca ccb ccc cce ccj cck ccl cco cct ccx ce- cea ceb cec cee cej cek cel ceo cet cex cja cjb cjc cjk cka ckb ckc cko ckt ckx cl- cla clb clc cle clj clk cll clo clt clx co- coa cob coc coe coj cok col coo cot cox cta ctb ctc cte ctk ctl cto ctt ctx cxc cxj cxk cxl cxo cxt cxx eaa eab eac eae eaj eak eal eao eat eax eba ebb ebc ebe ebj ebk ebl ebo ebt ebx ec- eca ecb ecc ece ecj eck ecl eco ect ecx eea eeb eec eee eek eel eeo eet eex eja ejc ejl ejo ejt eka ekb ekc eke ekl eko ekt ela elb elc ele elk ell elo elt elx eo- eoa eob eoc eoe eok eol eoo eot eta etb etc ete etj etk etl eto ett etx ex- exa exc exe exl exo ext exx jaa jab jac jae jaj jak jal jao jat jax jba jbc jbj jbk jbl jbo jbt jca jcb jcc jce jck jcl jco jct jea jeb jec jee jej jek jel jeo jet jja jjb jjc jjj jjk jjl jka jkb jkk jkl jko jkt jkx jla jlb jlc jle jll jlo jlt jlx joa job joc joe joj jok jol joo jot jta jtb jtc jte jtk jtl jtt jxl k-t ka- kaa kab kac kae kaj kak kal kao kat kax kba kbb kbc kbe kbk kbl kbo kbx kca kcb kcc kce kck kcl kct kcx ke- kea keb kec kee kek kel keo ket kex kjb kjc kje kkb kkc kke kkk kkl kkt kl- kla klb klc klo klt klx koa kob koc koe kok kol koo kot kta ktb ktc kte ktj ktk ktl kto ktt kxl kxo la- laa lab lac lae laj lak lal lao lat lax lba lbb lbc lbe lbj lbk lbl lbo lbt lbx lca lcb lcc lce lcj lck lcl lco lct lcx lea leb lec lee lej lek lel leo let lex lje ljj lka lkb lkl lkt lla llb llc lle llj llk lll llo llt loa lob loc loe loj lok lol loo lot lox lta ltb ltc lte ltk ltl lto ltt ltx lxc lxo lxx oaa oab oac oae oaj oak oal oao oat oax ob- oba obb obc obe obj obk obl obo obt obx oc- oca ocb occ ocj ock ocl oco oct ocx oea oeb oec oee oel oeo oet oex oja ojb ojc oje ojo oka okb okc oke okj okk okl oko ola olb olc ole olk oll olo olt oo- ooa oob ooc ook ool ooo oot oox ot- ota otb otc ote otk otl oto ott ox- oxa oxb oxc oxo oxt oxx t-x taa tab tac tae taj tak tal tao tat tax tba tbb tbc tbe tbj tbk tbl tbo tbt tca tcb tcc tce tcj tck tcl tco tct tcx te- tea teb tec tee tej tek tel teo tet tex tjc tje tjo tka tkb tkc tke tkk tkl tko tkt tla tlc tle tlj tlk tll tlo tlt tlx to- toa tob toc toe toj tok tol too tot tox tta ttb ttc tte ttk ttl tto ttt ttx txe txk txl txt xaa xac xak xal xat xbc xbe xbl xbx xcb xcl xcx xee xel xet xex xjl xjo xkb xke xkl xla xlb xlt xoa xoc xok xoo xot xox xtc xtx xxl xxo xxx

a-ak a-be a-ok aaaa aaab aaac aaae aaal aaba aabb aabc aabl aabt aaca aacb aacc aace aack aacl aaco aact aaea aaec aaka aake aala aalc aale aall aalo aaoe aaoo aata aatc aatk aatt abaa abab abac abae abaj abak abal abat abax abb- abba abbb abbe abbo abbt abca abcb abcc abcl abct abec abee abel abet abla able ablj ablo aboa abob abok abol aboo abot abox abta ac-t acaa acab acac acae acat acba acbl acca accc acce acco acct ace- acea acec acek acel acet acke acla aclc acle acoa acoe acol acot acta actc acte actl acto actt aeac aecb aecl aect aeka aela aelc aeta aetc aeto aett aetx ajab ajac ajak ajao ajat ajax ajba ajee ajet ajka ajla ajob ajoo ajot akaa akae akal akao akca akee akel akka akko akle aklo akok akot akte alaa alac alae alak alal alao alat alb- alba albc albe albo alca alcc alce alco alea alec alee alek aleo alet alex alk- alka alkb alke alko all- alla alle alll allo aloa aloc aloe alok alol aloo alot alta alte altj alto altx alxa aoba aoca aoce aola aole aotc at-l at-t at-x ataa atab