a-a a-b a-c a-t aaa aab aac aae aak aat aaw ab- aba abb abc abe abk abt abw ac- aca acb acc ace ack act acw aea aeb aec aee aek aet aew aka akb akc ake akk akw at- ata atb atc ate att atw aw- awa awb awc awe awk awt aww baa bab bac bae bak bat baw bba bbb bbc bbe bbk bbt bbw bca bcb bcc bce bck bct be- bea beb bec bee bek bet bew bka bkb bkc bke bkk bkt bkw bta btb btc bte btk btt btw bwa bwb bwc bwk c-- caa cab cac cae cak cat caw cba cbb cbc cbe cbk cbt cbw cca ccb ccc cce cck cct ccw ce- cea ceb cec cee cek cet cew cka ckb ckc ckt ckw cta ctb ctc cte ctk ctt ctw cw- cwa cwb cwc cwe cwk cwt eaa eab eac eae eak eat eaw eba ebb ebc ebe ebk ebt ebw ec- eca ecb ecc ece eck ect ecw eea eeb eec eee eek eet eew eka ekb ekc eke ekt eta etb etc ete etk ett etw ewa ewb ewc ewe ewk ewt eww k-t ka- kaa kab kac kae kak kat kaw kba kbb kbc kbe kbk kbw kca kcb kcc kce kck kct ke- kea keb kec kee kek ket kew kkb kkc kke kkk kkt kta ktb ktc kte ktk ktt ktw kw- kwa kwc kwk kwt kww taa tab tac tae tak tat taw tba tbb tbc tbe tbk tbt tca tcb tcc tce tck tct tcw te- tea teb tec tee tek tet tew tka tkb tkc tke tkk tkt tkw tta ttb ttc tte ttk ttt ttw twa twb twc twe twt tww waa wab wac wae wak wat waw wba wbb wbc wbe wbt wbw wca wcb wcc wce wck wct wcw wea web wec wee wek wet wew wka wkb wkc wke wkt wkw wta wtb wtc wtt wtw wwa wwc wwe wwt www

a-ak a-be a-wa aaaa aaab aaac aaae aaba aabb aabc aabt aabw aaca aacb aacc aace aack aact aaea aaec aaka aake aata aatc aatk aatt aatw aawt aaww abaa abab abac abae abak abat abaw abb- abba abbb abbe abbt abca abcb abcc abct abcw abec abee abet abta abwa abwe ac-t acaa acab acac acae acat acba acca accc acce acct ace- acea acec acek acet acke ackw acta actc acte actt acwa acww aeac aecb aect aeka aeta aetc aett akaa akae akca akee akka akte akwa at-t ataa atab atac atae atak atat atca atcc atck atea atec atee atew atka atkt atta atte atwa atwt awac awae awbe awe- aweb awee awet awka awwa baaa baak baat baba babb babe bac- baca bacc bace back bact baek bak- baka bake bakt bata batc bate batt baw- bawe bawk bbbb bbeb bbet bbwc bcaa bcat bcbc bcca bccc bcec bcet bctc beak beat beaw beba bebb bebe beca beck beeb beek beet beka beke beta betc bete bett betw bewa bewe btaa btcc btec btek bttb btwc bwaa caaa caab caac caat caba cabe cac- caca cacc cace cack cacw caec caka cake cat- cata catb catc cate catt catw cawk cbac cbat cbbc cbca cbcc cbce cbct cbea cbec cbee cbet cbka cbta cbtc cbwa ccaa ccab ccac ccat ccba ccbc ccca cccb cccc ccee cckw cctb cctc cctt ceac ceat ceba cec- ceca cece cect ceeb ceec ceke cet- ceta cete cewa cewe ckac ckat ckbc ckbe ckck ckcw cktb ckww ctab ctae ctba ctca ctec ctta cttw cwac cweb eaba eaca eacc eaec eata eate ebac ebba ebbc ebbw ebcc ecaa ecac ecat ecbc ecbe ecca eccb eccc ecce ecct ecka ect- ecta ectc ecwa eeca eeea eeee eeka eeke eeta eetc eete eka- ekab ekeb ekek eket ekka ekta ekwe etak etat etbc etcc etec etee etka etta ette ewew ewte kaaa kaab kaak kaat kaba kabb kabc kabe kabw kacb kacc kace kact kacw kaet kaka kakc kake kakk kakt kat- kata katb katc kate katk katt katw kaw- kawa kawc kawe kawk kaww kbaa kbab kbac kbae kbak kbat kbba kbbb kbbc kbbe kbbk kbbt kbbw kbca kbcb kbce kbck kbct kbcw kbeb kbec kbee kbek kbet kbew kbkb kbkk kbkw kbta kbtb kbtc kbte kbtk kbtt kbtw kbwa kbwb kbwc kbww kcaa kcab kcac kcat kcaw kcba kcbc kcbk kcbw kcca kccb kccc kcck kcct kcea kceb kcec kcee kcet kckc kckk kcta kctb kctc kcte kcwa kcwb kcwc kcwe kcwk kcwt kea- keak keat keba kebb kebc kebe kebt keca keck keek keet keka kekb kekc keke ket- keta ketc kete ketk kett kewa kewb kewe kewt kkaa kkac kkat kkaw kkba kkbb kkbe kkbt kkcb kkck kkct kkcw kkea kkkk kktc kktk kkwb kkwe kkwk ktaa ktae ktak ktat ktba ktbb ktbc ktbt ktcc ktce ktck ktea ktec ktee ktek ktkb ktkc ktke ktkk ktkt kttc kttk kttt kttw ktwa ktwb kwab kwac kwak kwat kwaw kwbc kwbe kwbt kwbw kwca kwck kweb kwee kwka kwkb kwkc kwkk kwkw kwtw kwwk kwwt taa- taat taba tabb tabc tabe taca tacc tace tack tact taec taka take takk takt tata tatb tate tatt tawa tawe tawk tawt taww tbca tbcb tbcc tbce tbta tcca tccc tctc teac teak teat teaw teba teca teck tect teec teek teet teka teke teta tete tett tewa tkac ttab ttbb tttt twae twat twbt twee twke waaa waac waat waaw waba wabb wabc wabe wabk wabt wabw waca wacb wacc wace wack wact waeb waec waee waet waew waka wakb wake wakk wakt wakw wata watb watc wate watk watt watw wawa wawb wawc wawe wawk wawt wbaa wbab wbac wbae wbak wbat wbbb wbbe wbbk wbbt wbbw wbca wbcb wbce wbck wbct wbcw wbea wbeb wbec wbek wbet wbew wbka wbkb wbke wbkk wbkt wbkw wbta wbtc wbte wbtk wbtt wbtw wbwb wbwc wbwt wcab wcae wcat wcba wcbc wcbe wcbt wcbw wcca wccb wccc