-ic c-- ccc ccf cci cco ccp ccr cfc cff cfi cfo cfp cfr ci- cic cif cii cio cip cir co- coc cof coi coo cop cor coy cpc cpf cpi cpo cpp cpr crc crf cri cro crp crr cry cyc cyf cyo cyp cyr fcc fcf fci fco fcp fcr fcy ffc fff ffi ffo ffp ffr ffy fic fif fii fip fir foc fof foi foo fop for foy fpc fpi fpo fpp fpr fpy frc frf fri fro frp frr fry fy- fyc fyi fyo fyp i-f icc icf ici ico icp icr icy ifc iff ifi ifo ifp ifr ify iic iif iii iio iip iir io- ioc iof ioi ioo iop ior ipc ipf ipi ipo ipp ipr ipy ir- irc irf iri iro irp irr iry iyc iyo iyr iyy o-i oc- occ ocf oci oco ocp ocr of- ofc off ofi ofo ofp ofr oic oif oii oio oip oir oo- ooc oof ooi ooo oop oor op- opc opf opi opo opp opr opy or- orc orf ori oro orp orr ory oyi oyo p-p pcc pcf pci pco pcp pcr pfc pff pfi pfo pfp pfr pfy pic pif pii pio pip pir poc pof poi poo pop por poy ppc ppf ppi ppo ppp ppr prc prf pri pro prp prr pry py- pyc pyf pyo pyr rcc rcf rci rco rcp rcr rfc rff rfi rfo rfp rfr ric rif rii rio rip rir riy roc rof roi roo rop ror roy rpc rpf rpi rpo rpp rpr rrc rrf rri rrp rrr ry- ryc ryf ryo ryr ryy ycc ycf yci yco ycp ycy yfc yff yfr yif yii yio yip yir yoc yof yoi yoo yop yor yoy ypf ypo yrc yrf yro yrp yyc yyf yyy