-ic c-- ccc cci cco ccp cct ci- cic cii cio cip cit co- coc coi coo cop cot coy cpc cpi cpo cpp cpt ctc cti cto ctp ctt cty cyc cyo cyp cyt icc ici ico icp ict icy iic iii iio iip iit io- ioc ioi ioo iop iot ipc ipi ipo ipp ipt ipy itc iti ito itp itt ity iyc iyo iyt iyy o-i oc- occ oci oco ocp oct oic oii oio oip oit oo- ooc ooi ooo oop oot op- opc opi opo opp opt opy ot- otc oti oto otp ott oyi oyo p-p pcc pci pco pcp pct pic pii pio pip pit poc poi poo pop pot poy ppc ppi ppo ppp ppt pt- ptc pti pto ptp ptt pty py- pyc pyo pyt tcc tci tco tcp tct tic tii tio tip tit tiy to- toc toi too top tot toy tpc tpi tpo tpp tpt ttc tti tto ttp ttt tty tyc tyo typ tyt ycc yci yco ycp ycy yii yio yip yit yoc yoi yoo yop yot yoy ypo ytc yto ytp ytt yyc yyt yyy