a-a a-b a-c aaa aab aac aaj aak aao aaw ab- aba abb abc abj abk abo abw ac- aca acb acc acj ack aco acw aja ajb ajc ajj ajk ajo ajw aka akb akc akj akk ako akw aoa aob aoc aoj aok aoo aow aw- awa awb awc awj awk awo aww baa bab bac baj bak bao baw bba bbb bbc bbk bbo bbw bca bcb bcc bcj bck bco bja bjc bjj bjk bjw bka bkb bkc bkk bko bkw boa bob boc boj bok boo bow bwa bwb bwc bwj bwk bwo c-- c-j caa cab cac caj cak cao caw cba cbb cbc cbj cbk cbo cbw cca ccb ccc ccj cck cco ccw cja cjb cjc cjk cka ckb ckc cko ckw co- coa cob coc coj cok coo cow cw- cwa cwb cwc cwk cwo jaa jab jac jaj jak jao jaw jba jbc jbj jbk jbo jbw jca jcb jcc jck jco jcw jja jjb jjc jjj jjk jka jkb jkk jko joa job joc joj jok joo jow jwa jwb jwk ka- kaa kab kac kaj kak kao kaw kba kbb kbc kbk kbo kbw kca kcb kcc kck kjb kjc kkb kkc kkk koa kob koc kok koo kow kw- kwa kwc kwk kwo kww oaa oab oac oaj oak oao oaw ob- oba obb obc obj obk obo obw oc- oca ocb occ ocj ock oco ocw oja ojb ojc ojo ojw oka okb okc okj okk oko okw oo- ooa oob ooc ook ooo oow owa owb owc owj owk owo oww waa wab wac wak wao waw wba wbb wbc wbo wbw wca wcb wcc wcj wck wco wcw wja wjc wjw wka wkb wkc wko wkw woa wob woc wok woo wow wwa wwc wwj wwo www