-ic c-- ccc cci cck cco ccp ccr ccs ccv ci- cic cii cik cio cip cir cis civ ckc cki cko cks co- coc coi cok coo cop cor cos cov cpc cpi cpk cpo cpp cpr cps cpv crc cri crk cro crp crr crs crv csc csi csk cso csp csr css csv cvc cvi cvk cvo cvp cvr cvs cvv i-v icc ici ick ico icp icr ics icv iic iii iio iip iir iis ikc iki ikk iko ikr iks ikv io- ioc ioi ioo iop ior ios iov ipc ipi ipo ipp ipr ips ipv ir- irc iri irk iro irp irr irs irv is- isc isi isk iso isp isr iss isv ivc ivi ivo ivp ivr ivs ivv kcc kci kck kcp kcr kcs kic kii kik kio kip kir kis kiv kkc kki kkk kkp kkr kks kkv koc koi kok koo kop kor kos kpc kpi kpk kpo kpp kpr kps kpv krc kri krk kro krp krr krs krv ksc ksi ksk kso ksp ksr kss ksv kvi kvk kvo kvp kvr kvs kvv o-i oc- occ oci ock oco ocp ocr ocs ocv oic oii oik oio oip oir ois oiv okc oki okk oko okp okr oks oo- ooc ooi ook ooo oop oor oos oov op- opc opi opk opo opp opr ops opv or- orc ori ork oro orp orr ors orv os- osc osi osk oso osp osr oss osv ov- ovc ovi ovo ovp ovs ovv p-p pcc pci pck pco pcp pcr pcs pcv pic pii pik pio pip pir pis piv pkc pki pko pkp pkr pks poc poi pok poo pop por pos pov ppc ppi ppk ppo ppp ppr pps ppv prc pri prk pro prp prr prs prv ps- psc psi psk pso psp psr pss psv pvc pvi pvk pvo pvp pvr pvs pvv rcc rci rco rcp rcr rcs rcv ric rii rik rio rip rir ris riv rkc rkk rko rkp rks rkv roc roi rok roo rop ror ros rov rpc rpi rpk rpo rpp rpr rps rpv rrc rri rrk rrp rrr rrs rsc rsi rsk rso rsp rsr rss rsv rvc rvi rvo rvp rvr rvs rvv scc sci sck sco scp scr scs scv sic sii sik sio sip sir sis siv sk- skc ski skk sko skp skr sks soc soi sok soo sop sor sos sov spc spi spk spo spp spr sps spv sr- src sri srk sro srp srr srs srv ss- ssc ssi ssk sso ssp ssr sss ssv svc svi svk svo svp svr svs svv vcc vci vco vcp vcr vcs vi- vic vii vik vio vip vir vis viv vkp voc voi vok voo vop vor vos vov vpc vpi vpk vpo vpp vpr vps vrc vri vrk vrp vrr vrs vsc vsi vsk vso vsp vsr vss vsv vvc vvi vvo vvr vvs vvv