c-- ccc ccd cch cco ccr ccw cdc cdd cdh cdo cdr cdw ch- chc chd chh cho chr chw co- coc cod coh coo cor cow crc crd crh cro crr crw cw- cwc cwd cwh cwo cwr dcc dcd dco dcr dcw ddc ddd ddh ddo ddr ddw dh- dhc dhd dhh dho dhr dhw doc dod doh doo dor dow drc drd dro drr drw dwc dwh dwo dwr dww hcc hcd hch hco hcr hcw hdc hdd hdh hdo hdr hdw hhc hhd hhh hho hhr hhw hoc hod hoh hoo hor how hr- hrc hrd hrh hro hrr hrw hw- hwd hwo hwr hww oc- occ ocd och oco ocr ocw odc odd odh odo odr ohc ohd ohh oho ohr oo- ooc ood ooh ooo oor oow or- orc ord orh oro orr owc owd owh owo oww rcc rcd rch rco rcr rcw rdc rdd rdh rdo rdr rh- rhc rhd rhh rho rhr roc rod roh roo ror row rrc rrd rrh rrr rwc rwd rwh rwr wcc wcd wch wco wcr wcw wdc wdr wh- whc whd whh who whr whw woc wod woh woo wor wow wr- wrc wrd wrh wro wrr wrw wwc wwd wwo www