-ic c-- ccc cce cci cck cco cct ccv ce- cec cee cei cek ceo cet cev ci- cic cie cii cik cio cit civ ckc cki cko ckt co- coc coe coi cok coo cot cov ctc cte cti ctk cto ctt ctv cvc cve cvi cvk cvo cvt cvv ec- ecc ece eci eck eco ect ecv eec eee eek eeo eet eev eic eie eii eik eio eit eiv ekc eke eki eko ekt ekv eo- eoc eoe eoi eok eoo eot etc ete eti etk eto ett etv evc eve evi evo evt evv i-v icc ice ici ick ico ict icv ie- iec iee iei iek iet iev iic iie iii iio iit ikc ike iki ikk iko ikt ikv io- ioc ioe ioi ioo iot iov itc ite iti itk ito itt itv ivc ive ivi ivo ivt ivv k-t kcc kce kci kck kct ke- kec kee kei kek keo ket kev kic kie kii kik kio kit kiv kkc kke kki kkk kkt kkv koc koe koi kok koo kot ktc kte ktk kto ktt ktv kvi kvk kvo kvv o-i oc- occ oci ock oco oct ocv oec oee oei oeo oet oic oie oii oik oio oit oiv okc oke oki okk oko oo- ooc ooi ook ooo oot oov ot- otc ote oti otk oto ott otv ov- ovc ove ovi ovo ovv tcc tce tci tck tco tct tcv te- tec tee tei tek teo tet tev tic tie tii tik tio tit tiv tkc tke tkk tko tkt to- toc toe toi tok too tot tov ttc tte tti ttk tto ttt ttv tvc tve tvi tvk tvo tvt v-e vcc vce vci vco vct vec vee vei vek veo vet vi- vic vie vii vik vio vit viv vkt voc voe voi vok voo vot vov vtc vte vti vtk vto vtt vtv vvc vvi vvo vvt vvv