-ic c-- ccc cce cci cck cco ccp ccs ccv ce- cec cee cei cek ceo cep ces cev ci- cic cie cii cik cio cip cis civ ckc cki cko cks co- coc coe coi cok coo cop cos cov cpc cpe cpi cpk cpo cpp cps cpv csc cse csi csk cso csp css csv cvc cve cvi cvk cvo cvp cvs cvv ec- ecc ece eci eck eco ecs ecv eec eee eek eeo eep ees eev eic eie eii eik eio eip eis eiv ekc eke eki eko ekp eks ekv eo- eoc eoe eoi eok eoo eop eos ep- epc epe epi epo epp eps es- esc ese esi esk eso esp ess esv evc eve evi evo evp evs evv i-v icc ice ici ick ico icp ics icv ie- iec iee iei iek iep ies iev iic iie iii iio iip iis ikc ike iki ikk iko iks ikv io- ioc ioe ioi ioo iop ios iov ipc ipe ipi ipo ipp ips ipv is- isc ise isi isk iso isp iss isv ivc ive ivi ivo ivp ivs ivv kcc kce kci kck kcp kcs ke- kec kee kei kek keo kep kes kev kic kie kii kik kio kip kis kiv kkc kke kki kkk kkp kks kkv koc koe koi kok koo kop kos kpc kpe kpi kpk kpo kpp kps kpv ksc kse ksi ksk kso ksp kss ksv kvi kvk kvo kvp kvs kvv o-i oc- occ oci ock oco ocp ocs ocv oec oee oei oeo oep oes oic oie oii oik oio oip ois oiv okc oke oki okk oko okp oks oo- ooc ooi ook ooo oop oos oov op- opc ope opi opk opo opp ops opv os- osc ose osi osk oso osp oss osv ov- ovc ove ovi ovo ovp ovs ovv p-p pcc pce pci pck pco pcp pcs pcv pec pee pei pek peo pep pes pev pic pie pii pik pio pip pis piv pkc pke pki pko pkp pks poc poe poi pok poo pop pos pov ppc ppe ppi ppk ppo ppp pps ppv ps- psc pse psi psk pso psp pss psv pvc pve pvi pvk pvo pvp pvs pvv scc sce sci sck sco scp scs scv se- sec see sei sek seo sep ses sev sic sie sii sik sio sip sis siv sk- skc ske ski skk sko skp sks soc soe soi sok soo sop sos sov spc spe spi spk spo spp sps spv ss- ssc sse ssi ssk sso ssp sss ssv svc sve svi svk svo svp svs svv v-e vcc vce vci vco vcp vcs vec vee vei vek veo vep ves vi- vic vie vii vik vio vip vis viv vkp voc voe voi vok voo vop vos vov vpc vpe vpi vpk vpo vpp vps vsc vse vsi vsk vso vsp vss vsv vvc vvi vvo vvs vvv