-ic c-- ccc ccd cci cco ccv cdc cdd cdi cdo cdq cdv ci- cic cid cii cio ciq civ co- coc cod coi coo coq cov cqc cqd cqi cqo cvc cvd cvi cvo cvv dcc dcd dci dco dcv ddc ddd ddi ddo ddq di- dic did dii dio diq div doc dod doi doo doq dov dqv dvc dvd dvi i-d i-v icc icd ici ico icq icv idc idd idi ido idq idv iic iid iii iio io- ioc iod ioi ioo iov iqc iqd ivc ivd ivi ivo ivv o-i oc- occ ocd oci oco ocv odc odd odi odo odv oic oid oii oio oiv oo- ooc ood ooi ooo oov oqo ov- ovc ovd ovi ovo ovv qcc qcd qci qco qic qid qio qoi qoo qqq qv- qvc qvd vcc vcd vci vco vdc vdd vdi vdo vdv vi- vic vid vii vio viv voc vod voi voo voq vov vvc vvi vvo vvv