-ic c-- ccc cci cco cct ccv ci- cic cii cio cit civ co- coc coi coo cot cov coy ctc cti cto ctt ctv cty cvc cvi cvo cvt cvv cyc cyo cyt i-v icc ici ico ict icv icy iic iii iio iit io- ioc ioi ioo iot iov itc iti ito itt itv ity ivc ivi ivo ivt ivv ivy iyc iyo iyt iyy o-i oc- occ oci oco oct ocv oic oii oio oit oiv oo- ooc ooi ooo oot oov ot- otc oti oto ott otv ov- ovc ovi ovo ovv oyi oyo tcc tci tco tct tcv tic tii tio tit tiv tiy to- toc toi too tot tov toy ttc tti tto ttt ttv tty tvc tvi tvo tvt tvy tyc tyo tyt vcc vci vco vct vcy vi- vic vii vio vit viv viy voc voi voo vot vov voy vtc vti vto vtt vtv vty vvc vvi vvo vvt vvv vyt ycc yci yco ycv ycy yii yio yit yoc yoi yoo yot yoy ytc yto ytt ytv yvi yvo yvy yyc yyt yyy