-al -ol a-a a-b a-c a-t aaa aab aac aae aal aao aat aau ab- aba abb abc abe abl abo abt abu ac- aca acb acc ace acl aco act acu aea aeb aec aee ael aeo aet aeu al- ala alb alc ale all alo alt alu aoa aob aoc aoe aol aoo aot aou at- ata atb atc ate atl ato att atu au- aua aub auc aue aul auo aut b-u baa bab bac bae bal bao bat bau bba bbb bbc bbe bbl bbo bbt bbu bca bcb bcc bce bcl bco bct bcu be- bea beb bec bee bel beo bet beu bla blb blc ble bll blo blt blu boa bob boc boe bol boo bot bou bta btb btc bte btl bto btt btu bua bub buc bue bul buo but buu c-- caa cab cac cae cal cao cat cau cba cbb cbc cbe cbl cbo cbt cbu cca ccb ccc cce ccl cco cct ccu ce- cea ceb cec cee cel ceo cet ceu cl- cla clb clc cle cll clo clt clu co- coa cob coc coe col coo cot cou cta ctb ctc cte ctl cto ctt ctu cua cub cuc cue cul cuo cut cuu eaa eab eac eae eal eao eat eau eba ebb ebc ebe ebl ebo ebt ebu ec- eca ecb ecc ece ecl eco ect ecu eea eeb eec eee eel eeo eet ela elb elc ele ell elo elt elu eo- eoa eob eoc eoe eol eoo eot eou eta etb etc ete etl eto ett etu eu- eua eub euc eue eul eut la- laa lab lac lae lal lao lat lau lba lbb lbc lbe lbl lbo lbt lbu lca lcb lcc lce lcl lco lct lcu lea leb lec lee lel leo let leu lla llb llc lle lll llo llt llu loa lob loc loe lol loo lot lou lta ltb ltc lte ltl lto ltt ltu lua lub luc lue lul luo lut luu oaa oab oac oae oal oao oat oau ob- oba obb obc obe obl obo obt obu oc- oca ocb occ ocl oco oct ocu oea oeb oec oee oel oeo oet ola olb olc ole oll olo olt olu oo- ooa oob ooc ool ooo oot ot- ota otb otc ote otl oto ott otu ou- oua ouc oue oul ouo out taa tab tac tae tal tao tat tau tba tbb tbc tbe tbl tbo tbt tbu tca tcb tcc tce tcl tco tct tcu te- tea teb tec tee tel teo tet teu tla tlc tle tll tlo tlt tlu to- toa tob toc toe tol too tot tou tta ttb ttc tte ttl tto ttt ttu tua tub tuc tue tul tuo tut tuu ua- uaa uab uac uae ual uao uat uau uba ubb ubc ube ubl ubo ubt ubu uca ucb ucc uce ucl uco uct ucu uea ueb uec uee uel uet ula ulb ulc ule ull ulo ult ulu uoa uob uoc uoe uol uoo uot uta utb utc ute utl uto utt utu uua uuc uue uut uuu

a-be aaaa aaab aaac aaae aaal aaba aabb aabc aabl aabt aaca aacb aacc aace aacl aaco aact aacu aaea aaec aala aalc aale aall aalo aalu aaoe aaoo aata aatc aatt abaa abab abac abae abal abat abau abb- abba abbb abbe abbo abbt abca abcb abcc abcl abct abec abee abel abet abla able ablo aboa abob abol aboo abot abou abta abtu abua abue abul abut ac-t acaa acab acac acae acat acba acbl acca accc acce acco acct accu ace- acea acec acel acet acla aclc acle aclu acoa acoe acol acot acou acta actc acte actl acto actt actu acu- acue acul acuo acut aeac aecb aecl aect aela aelc aeta aetc aeto aett alaa alac alae alal alao alat alau alb- alba albc albe albo albu alca alcc alce alco alea alec alee aleo alet aleu all- alla alle alll allo allu aloa aloc aloe alol aloo alot alou alta alte alto alua alut aoba aoca aoce aoeu aola aole aotc aoul aout at-l at-t ataa atab atac atae atal atat atca atcc atcl atco atea atec atee atel ateo atla atle atlo atob atoc atoe atol atot atta atte atto attu atua atub atuc atul auaa aube auca auce auct auel aul- aula aule aull aulo ault aulu auol aut- aute auto baaa baal baat baba babb babe babo babu bac- baca bacc bace baco bact bael bala balc bale ball balo balt balu baol bata batc bate bato batt batu bau- baul bbau bbbb bbeb bbet bblb bcaa bcat bcbc bcca bccc bccl bcec bcet bctc bcuc beal beat beau beba bebb bebe bebo beca becu beeb beel beet bela bele bell belo belt belu beo- beot beta betc bete beto bett betu blaa blab blac blae blat blau blbt blcu blea bleb blee bleo blet bleu blob bloc bloo blot blou blub blue blut boab boac boal boat boba bobb bobe bobo bobu boca boce boco bocu boea boec boee boel boeo boet bola bole boll bolo bolt bolu boob booc booe bool boot bota botb bote boto bott boua boue boul bout btaa btcc btcl btec btla btob bttb bual buat buba bubb bube bubo bubu buca bucc buce buco bucu buea buel bueu bula bulb bule bull bult bulu buol but- buta bute buto butt c-bo caaa caab caac caal caat caba cabe cabo cabu cac- caca cacc cace caco caec caeu cala calc cale call calo calt calu caol cat- cata catb catc cate cato catt catu cauc caul cauo caut cbac cbal cbat cbbc cbca cbcc cbce cbcl cbct cbcu cbea cbec cbee cbet cblb cblc cbol cbot cbta cbtc cbtl ccaa ccab ccac ccat ccba ccbc ccca cccb cccc cccl cccu ccee ccel ccla cclc ccob ccoc cctb cctc cctl cctt ccuc ccut ceac ceal ceat ceba cebu cec- ceca cece ceco