-ic c-- ccc cce cci cck cco ccp cct ccv ce- cec cee cei cek ceo cep cet cev ci- cic cie cii cik cio cip cit civ ckc cki cko ckt co- coc coe coi cok coo cop cot cov cpc cpe cpi cpk cpo cpp cpt cpv ctc cte cti ctk cto ctp ctt ctv cvc cve cvi cvk cvo cvp cvt cvv ec- ecc ece eci eck eco ect ecv eec eee eek eeo eep eet eev eic eie eii eik eio eip eit eiv ekc eke eki eko ekp ekt ekv eo- eoc eoe eoi eok eoo eop eot ep- epc epe epi epo epp ept etc ete eti etk eto etp ett etv evc eve evi evo evp evt evv i-v icc ice ici ick ico icp ict icv ie- iec iee iei iek iep iet iev iic iie iii iio iip iit ikc ike iki ikk iko ikt ikv io- ioc ioe ioi ioo iop iot iov ipc ipe ipi ipo ipp ipt ipv itc ite iti itk ito itp itt itv ivc ive ivi ivo ivp ivt ivv k-t kcc kce kci kck kcp kct ke- kec kee kei kek keo kep ket kev kic kie kii kik kio kip kit kiv kkc kke kki kkk kkp kkt kkv koc koe koi kok koo kop kot kpc kpe kpi kpk kpo kpp kpt kpv ktc kte ktk kto ktp ktt ktv kvi kvk kvo kvp kvv o-i oc- occ oci ock oco ocp oct ocv oec oee oei oeo oep oet oic oie oii oik oio oip oit oiv okc oke oki okk oko okp oo- ooc ooi ook ooo oop oot oov op- opc ope opi opk opo opp opt opv ot- otc ote oti otk oto otp ott otv ov- ovc ove ovi ovo ovp ovv p-p pcc pce pci pck pco pcp pct pcv pec pee pei pek peo pep pet pev pic pie pii pik pio pip pit piv pkc pke pki pko pkp pkt poc poe poi pok poo pop pot pov ppc ppe ppi ppk ppo ppp ppt ppv pt- ptc pte pti ptk pto ptp ptt ptv pvc pve pvi pvk pvo pvp pvt pvv tcc tce tci tck tco tcp tct tcv te- tec tee tei tek teo tep tet tev tic tie tii tik tio tip tit tiv tkc tke tkk tko tkp tkt to- toc toe toi tok too top tot tov tpc tpe tpi tpk tpo tpp tpt tpv ttc tte tti ttk tto ttp ttt ttv tvc tve tvi tvk tvo tvp tvt v-e vcc vce vci vco vcp vct vec vee vei vek veo vep vet vi- vic vie vii vik vio vip vit viv vkp vkt voc voe voi vok voo vop vot vov vpc vpe vpi vpk vpo vpp vpt vtc vte vti vtk vto vtt vtv vvc vvi vvo vvt vvv