-ic c-- ccc cci cco ccp ccr ccv ci- cic cii cio cip cir civ co- coc coi coo cop cor cov coy cpc cpi cpo cpp cpr cpv crc cri cro crp crr crv cry cvc cvi cvo cvp cvr cvv cyc cyo cyp cyr i-v icc ici ico icp icr icv icy iic iii iio iip iir io- ioc ioi ioo iop ior iov ipc ipi ipo ipp ipr ipv ipy ir- irc iri iro irp irr irv iry ivc ivi ivo ivp ivr ivv ivy iyc iyo iyr iyy o-i oc- occ oci oco ocp ocr ocv oic oii oio oip oir oiv oo- ooc ooi ooo oop oor oov op- opc opi opo opp opr opv opy or- orc ori oro orp orr orv ory ov- ovc ovi ovo ovp ovv oyi oyo p-p pcc pci pco pcp pcr pcv pic pii pio pip pir piv poc poi poo pop por pov poy ppc ppi ppo ppp ppr ppv prc pri pro prp prr prv pry pvc pvi pvo pvp pvr pvv py- pyc pyo pyr rcc rci rco rcp rcr rcv ric rii rio rip rir riv riy roc roi roo rop ror rov roy rpc rpi rpo rpp rpr rpv rrc rri rrp rrr rvc rvi rvo rvp rvr rvv rvy ry- ryc ryo ryr ryy vcc vci vco vcp vcr vcy vi- vic vii vio vip vir viv viy voc voi voo vop vor vov voy vpc vpi vpo vpp vpr vrc vri vrp vrr vry vvc vvi vvo vvr vvv vyp ycc yci yco ycp ycv ycy yii yio yip yir yoc yoi yoo yop yor yoy ypo yrc yro yrp yvi yvo yvr yvy yyc yyy