aaaa aaab aaac aaam aaba aabb aabc aabm aabt aaca aacb aacc aacm aaco aact aama aamb aamc aamo aaoo aata aatc aatt abaa abab abac abam abat abb- abba abbb abbo abbt abca abcb abcc abct abma abmb abmc abmt aboa abob aboo abot abta abza ac-t acaa acab acac acat acba acca accc accm acco acct acma acmc acoa acom acot acta actc acto actt amaa amac amam amat amaz amb- amba ambo amca amcc amco amm- amma ammo amob amoc amoo amot amoz amta amtc amto aoba aoca aoma aotc at-t ataa atab atac atat atca atcc atco atm- atma atmo atob atoc atom atot atoz atta atto aza- azab azat azaz azca azo- azoo azot azza azzo baaa baam baat baaz baba babb babm babo bac- baca bacc baco bact bacz bama bamb bamc bamm bata batc bato batt batz baza bazm bazo bbbb bbcm bcaa bcam bcat bcbc bcca bccc bccm bcma bcoz bctc bmaa bmoc bmtc boab boac boat boaz boba bobb bobo boca bocm boco boma bomb bomt boob booc boom boot booz bota botb boto bott boza bozo btaa btcc btob bttb bzzt bzzz c-bo caaa caab caac caam caat caba cabo cac- caca cacc cacm caco cama camb camc camm camo camt caoz cat- cata catb catc catm cato catt catz caza cazo cbac cbat cbbc cbca cbcc cbcm cbct cbot cbta cbtc ccaa ccab ccac ccam ccat ccba ccbc ccca cccb cccc cccm ccma ccmb ccmc ccmm ccob ccoc ccom cctb cctc cctt cmaa cmac cmba cmbc cmcc cmmb cmmc cmoc cmot cmta cmtc coat coba cobb cobo coca coco coct com- coma comb comc comm como coob coom coot cota cotb cotc coto cott cozz ctab ctba ctca ctma ctmo ctot ctta maaa maac maam maat maba mabo mac- maca macb macc maco mact mama mamc mamo maoc mata matc mato matt matz maz- maza mazo mazz mbac mbam mbba mbca mbta mcaa mcac mcat mcba mcbc mcca mccc mcmc mcmt mcot mcoz mctc mmaa mmab mmac mmcc mmcm mmct mmmc mmmm moaa moab moac moam moat moaz moba mobb mobo moca moco moma momo mooa moob mooc moot mota motb motm moto mott motz moza mozo mtaa mtab mtac mtbc mtbo mtoa mtom mzab oama obba obbo obot ocab ocac ocam ocat ocbc occa occc occt ocma ocom oct- octa octo omac omam omao ombo omca omma omo- omoa omoo ooaa ooba ooma oooo ootb otac otma oto- otoo otta otto ozma t-mo taa- taat taba tabb tabc tabo taca tacc taco tact tama tamc tamm tamo taoa taom tata tatb tato tatt tatz taza tazo tazz tbca tbcb tbcc tbta tcam tcca tccc tcom tctc tmaa tmac tmbc tmca tmcc tmcm tmtt toab toam toat toba tobo tobt toca toco toma tomb tomm tomo tomt tooa toom toot tota totc totm toto tott toza tozo ttab ttbb ttma tttt tzzt zaat zaba zabo zaca zama zaza zcam zcta zoat zobo zoco zoma zomb zomo zoo- zoom zoot zota zott zotz zoza zozo ztoa zzzz