-ic c-- ccc ccd cci cco ccp cct cdc cdd cdi cdo cdp cdt cdy ci- cic cid cii cio cip cit co- coc cod coi coo cop cot coy cpc cpd cpi cpo cpp cpt ctc ctd cti cto ctp ctt cty cyc cyd cyo cyp cyt dcc dcd dci dco dcp dct ddc ddd ddi ddo ddp ddt ddy di- dic did dii dio dip dit diy doc dod doi doo dop dot doy dpc dpd dpi dpo dpp dpt dtc dtd dti dto dtp dtt dty dy- dyc dyd dyo dyp dyy i-d icc icd ici ico icp ict icy idc idd idi ido idp idt idy iic iid iii iio iip iit io- ioc iod ioi ioo iop iot ipc ipd ipi ipo ipp ipt ipy itc itd iti ito itp itt ity iyc iyo iyt iyy o-i oc- occ ocd oci oco ocp oct odc odd odi odo odp odt oic oid oii oio oip oit oo- ooc ood ooi ooo oop oot op- opc opd opi opo opp opt opy ot- otc otd oti oto otp ott oyd oyi oyo p-p pcc pcd pci pco pcp pct pdc pdd pdi pdo pdp pdt pic pid pii pio pip pit poc pod poi poo pop pot poy ppc ppd ppi ppo ppp ppt pt- ptc ptd pti pto ptp ptt pty py- pyc pyd pyo pyt tcc tcd tci tco tcp tct tdc tdd tdi tdo tdp tdt tdy tic tid tii tio tip tit tiy to- toc tod toi too top tot toy tpc tpd tpi tpo tpp tpt ttc ttd tti tto ttp ttt tty tyc tyd tyo typ tyt ycc ycd yci yco ycp ycy ydo ydt ydy yid yii yio yip yit yoc yod yoi yoo yop yot yoy ypd ypo ytc ytd yto ytp ytt yyc yyt yyy