a-a a-c a-t a-z aaa aac aae aak aat aaw aaz ac- aca acc ace ack act acw acz aea aec aee aek aet aew aez aka akc ake akk akw at- ata atc ate att atw atz aw- awa awc awe awk awt aww az- aza aze azt azw azz c-- caa cac cae cak cat caw caz cca ccc cce cck cct ccw ccz ce- cea cec cee cek cet cew cez cka ckc ckt ckw cta ctc cte ctk ctt ctw ctz cw- cwa cwc cwe cwk cwt cz- czc cze czk czt czw eaa eac eae eak eat eaw eaz ec- eca ecc ece eck ect ecw eea eec eee eek eet eew eka ekc eke ekt eta etc ete etk ett etw etz ewa ewc ewe ewk ewt eww eze ezz k-t k-z ka- kaa kac kae kak kat kaw kaz kca kcc kce kck kct ke- kea kec kee kek ket kew kez kkc kke kkk kkt kta ktc kte ktk ktt ktw kw- kwa kwc kwk kwt kww kzw taa tac tae tak tat taw taz tca tcc tce tck tct tcw te- tea tec tee tek tet tew tez tka tkc tke tkk tkt tkw tkz tta ttc tte ttk ttt ttw twa twc twe twt tww tza tze waa wac wae wak wat waw waz wca wcc wce wck wct wcw wea wec wee wek wet wew wez wka wkc wke wkt wkw wta wtc wtt wtw wtz wwa wwc wwe wwt www wzc wzt zaa zac zak zat zaz zce zea zec zee zek zet zez zka zta zte zzt zzz