-er a-a a-b a-t a-z aaa aab aae aak aar aat aaz ab- aba abb abe abk abr abt abz aea aeb aee aek aer aet aez aka akb ake akk akr ar- ara arb are ark arr art arz at- ata atb ate atr att atz az- aza azb aze azt azz baa bab bae bak bar bat baz bba bbb bbe bbk bbr bbt be- bea beb bee bek ber bet bez bka bkb bke bkk bkr bkt bra brb bre brk brr brt brz bta btb bte btk btr btt btz bza bze bzr bzz eaa eab eae eak ear eat eaz eba ebb ebe ebk ebr ebt eea eeb eee eek eer eet eka ekb eke ekr ekt era erb ere erk err ert erz eta etb ete etk etr ett etz eze ezr ezz k-t k-z ka- kaa kab kae kak kar kat kaz kba kbb kbe kbk kbr kbz ke- kea keb kee kek ker ket kez kkb kke kkk kkr kkt kra krk krr krt kta ktb kte ktk ktr ktt ra- raa rab rae rak rar rat raz rba rbb rbe rbk rbr rbt re- rea reb ree rek rer ret rez rkb rke rkk rkt rkz rra rrb rrk rrr rrt rta rtb rte rtk rtr rtt rtz rza rzb rze taa tab tae tak tar tat taz tba tbb tbe tbk tbr tbt tbz te- tea teb tee tek ter tet tez tka tkb tke tkk tkr tkt tkz tra trb tre trk trr trt trz tta ttb tte ttk ttr ttt tza tze zaa zab zak zar zat zaz zbb zbr zbt zea zeb zee zek zer zet zez zka zta zte ztr zzr zzt zzz

a-ak a-be aaaa aaab aaae aaar aaba aabb aabt aaea aaka aake aara aare aart aata aatk aatt abaa abab abae abak abar abat abb- abba abbb abbe abbr abbt abee aber abet abez abra abta abza aeer aeka aer- aera aeta aetr aett akaa akae akar akee aker akka akr- akra akre akte arab arae arak arar arat arba arbe area aree arek aret arka arke arr- arra arre arrk arrr arrt arta arte artr artz arza at-t ataa atab atae atak atar atat atea atee ater atez atka atkt atra atre atrk atta atte attr aza- azab azar azat azaz azer azet azra azza baaa baak baar baat baaz baba babb babe babr baek baer baez bak- baka bake bakr bakt bar- bara barb bare bark barr bart barz bata bate batt batz baza baze bbbb bbeb bbet beak bear beat beba bebb bebe beeb beek beer beet beka beke bera bere berk berr bert beta bete bett betz beze brab brae brak brat braz brea breb bree brek brer bret brez brka brkb brrr brza btaa btek btrt bttb bzer bzrk bzzt bzzz eaba eara earb eare eart eata eate ebba ebbr eber eeea eeee eeka eeke eera eeta eete eeze eka- ekab ekeb ekek eker eket ekka ekta erat eraz erba erbb erbe ereb erer eret erez erke erra erre erta ertz etak etat etbr etee eter etka etra etre etta ette ezek ezer ezra kaaa kaab kaak kaar kaat kaba kabb kabe kabr kabz kaer kaet kaka kake kakk kakt kara karb kare kark karr kart karz kat- kata katb kate katk katr katt katz kaza kaze kazr kazz kbaa kbab kbae kbak kbar kbat kbaz kbba kbbb kbbe kbbk kbbr kbbt kbbz kbeb kbee kbek kber kbet kbez kbkb kbkk kbkr kbkz kbra kbrb kbre kbrk kbrt kbrz kbta kbtb kbte kbtk kbtr kbtt kbtz kbze kbzt kbzz kea- keak kear keat keaz keba kebb kebe kebr kebt keek keer keet keka kekb keke ker- kera kerb kere kerk kerr kert kerz ket- keta kete ketk ketr kett keza kezb keze kezr kezz kkaa kkar kkat kkba kkbb kkbe kkbr kkbt kkbz kkea kkez kkkk kkrb kkre kkrk kkrr kkrt kkrz kktk kktz kkzz krab krae krak krar krat kraz krba krbb krbe krbk krbr krbt krbz krea kreb kree krek kret krez krka krke krkk krkr krkz krrb krre krrk krrr krrt krrz krta krtk krtr krtz krza krze krzk krzr krzz ktaa ktae ktak ktar ktat ktaz ktba ktbb ktbr ktbt ktbz ktea ktee ktek ktez ktkb ktke ktkk ktkr ktkt ktkz ktrb ktre ktrk ktrr ktrt ktrz kttk kttr kttt kttz ktza ktzk ktzr ktzt ktzz kzar kzaz kzbb kzbe kzbk kzbr kzbt kzbz kzee kzer kzke kzkr kzkz kzrb kzrk kzrr kzrz kzta kztb kztk kzza kzzb kzzk kzzr kzzt kzzz raab raak raat raaz raba rabb rabe rabk raer raka rake rakk rakt rara rarb rare rark rarz rata rate ratk ratt ratz raza raze razr razz rbbb rbbr rea- reae reak rear reat reba rebb rebe rebk reeb reek reet reka reke rekt rera rere rert reta rete retr rett retz reza reze rrat rrrr rtee rzab rzka taa- taar taat taba tabb tabe taer taka take takk takt tara tarb tare tark tarr tart tata tatb tate tatr tatt tatz taza taze tazr tazz tbar tbrb tbta teak tear teat teaz teba teek teer teet teez teka teke ter- tera tere terk terr teta tete tetr tett tetz teza tezz traa trab trae trak trat traz tre- trea tree trek tret trez trra trte trtr ttab ttbb tter tttt tzar tzzt zaar zaat zaba zabr zaer zaka zakk zara zarb zare zark zarr zaza zbar zbek zber zeae zeba zebe zeek zeke zekr zera zerk zert zeta zete zeze zrze zzzz

-aaa- -tree aaaee aaata aabaa aabba aabra aaker aakre abaab ababa ababe abaer abaka abake abara abare abate abaza abbar abbat abbet abear abeat abeba abebe abeer abeet abekr abera abere aberr abert abetz abkar abrak abrar abrek abtaa abtar abzar aeaea aebbe aetat aeter aka-e akaba akare akata akaza akbar akbez akera akert aketa akete akker akkra akrak akrar ar-ab araat arab- araba arabe araea arake arara arare arata arate aratz arbab arbar arbat arbaz arbee arber arbet