b-u bbb bbc bbd bbe bbk bbo bbu bbx bcb bcc bcd bce bcj bck bco bcu bcx bdb bdc bdd bde bdj bdk bdo bdu bdx be- beb bec bed bee bek beo beu bex bjc bjd bjj bjk bju bkb bkc bke bkk bko bkx bob boc bod boe boj bok boo bou box bub buc bud bue buj buk buo buu bux bxb bxd bxj bxo bxx c-- c-j cbb cbc cbd cbe cbj cbk cbo cbu cbx ccb ccc ccd cce ccj cck cco ccu ccx cdb cdc cdd cde cdj cdk cdo cdu cdx ce- ceb cec ced cee cej cek ceo ceu cex cjb cjc cjd cjk ckb ckc ckd cko ckx co- cob coc cod coe coj cok coo cou cox cub cuc cud cue cuk cuo cuu cxc cxj cxk cxo cxx dbb dbc dbd dbe dbk dbo dbu dbx dcb dcc dcd dce dck dco dcu dcx ddb ddc ddd dde ddk ddo ddu ddx de- deb dec ded dee dej dek deo deu dex dj- djb djc djd dje djk djo dkb dkc dke dkk dko dku dkx dob doc dod doe doj dok doo dou dox dub duc dud due duk duo dux dxc dxd dxo dxx ebb ebc ebd ebe ebj ebk ebo ebu ebx ec- ecb ecc ecd ece ecj eck eco ecu ecx ed- edb edc edd ede edj edk edo edu edx eeb eec eed eee eek eeo eex ejc ejd ejo eju ekb ekc ekd eke eko eku eo- eob eoc eod eoe eok eoo eou eu- eub euc eud eue euj eux ex- exc exd exe exo exu exx j-d jbc jbj jbk jbo jbu jcb jcc jcd jce jck jco jcu jdb jdc jde jdo jeb jec jed jee jej jek jeo jeu jjb jjc jjj jjk jju jkb jkk jko jku jkx job joc jod joe joj jok joo jou jub jud jue juk juo jxd kbb kbc kbd kbe kbk kbo kbu kbx kcb kcc kcd kce kck kcu kcx kdb kdc kde kdk kdo kdu kdx ke- keb kec ked kee kek keo kex kjb kjc kje kju kkb kkc kke kkk kku kob koc kod koe kok koo kou kub kuc kud kue kuj kuk kuu kxo ob- obb obc obd obe obj obk obo obu obx oc- ocb occ ocd ocj ock oco ocu ocx odb odc odd ode odo odu oeb oec oed oee oeo oex ojb ojc ojd oje ojo oju okb okc okd oke okj okk oko oku oo- oob ooc ood ook ooo oox ou- ouc oud oue ouk ouo ox- oxb oxc oxo oxx ubb ubc ube ubk ubo ubu ubx ucb ucc ucd uce ucj uck uco ucu udb udc udd ude udj udk udo udu udx ueb uec ued uee ujc ujo ukb ukc uke ukk uku uob uoc uod uoe uoj uok uoo uox uuc uue uuu uxb uxc uxo uxu xbc xbe xbx xcb xcd xcx xdb xdc xde xdk xed xee xeu xex xjo xkb xke xoc xod xok xoo xox xue xxo xxx