-er c-- ccc ccd cce cch ccr ccu ccx cdc cdd cde cdh cdq cdr cdu cdx ce- cec ced cee ceh ceq cer ceu cex ch- chc chd che chh chq chr chu chx cqc cqd crc crd cre crh crq crr cru crx cuc cud cue cuh cuq cur cuu cxc cxh cxr cxx dcc dcd dce dcr dcu dcx ddc ddd dde ddh ddq ddr ddu ddx de- dec ded dee deh deq der deu dex dh- dhc dhd dhe dhh dhr dhu dqe drc drd dre drq drr dru drx duc dud due duh dur dux dxc dxd dxr dxx ec- ecc ecd ece ech ecq ecr ecu ecx ed- edc edd ede edh edr edu edx eec eed eee eer eex ehc ehd ehe ehh ehr ehu eqe eqq equ erc erd ere erh erq err eru eu- euc eud eue eur eux ex- exc exd exe exh exr exu exx hcc hcd hce hch hcr hdc hdd hde hdh hdr hdu hdx he- hec hed hee heh her heu hex hhc hhd hhe hhh hhr hhu hqx hr- hrc hrd hre hrh hrr hru huc hud hue huh huq hur huu hux hxc hxd qcc qcd qdr qec qed qee qeh qex qhc qqq qqu qrc qre qrh qru qu- qud que quh qur qux qxe rcc rcd rce rch rcr rcu rcx rdc rdd rde rdh rdr rdu rdx re- rec red ree reh req rer reu rex rh- rhc rhd rhe rhh rhr rhu rqc rrc rrd rrh rrq rrr rru ruc rud rue ruh rur ruu rux rxr ucc ucd uce uch ucr ucu udc udd ude udr udu udx uec ued uee ueh uer uhc uhd uhe uhh uhq uhr uhu ur- urc urd ure urr uru urx uuc uue uur uuu uxc uxr uxu xcd xch xcr xcx xdc xde xdh xdr xed xee xeq xer xeu xex xhd xrc xrd xrx xue xxx