c-- ccc cce cch cck ccu ce- cec cee ceh cek ceu ch- chc che chh chk chu ckc ckh cuc cue cuh cuk cuu ec- ecc ece ech eck ecu eec eee eek ehc ehe ehh ehu ekc eke ekh eku eu- euc eue hcc hce hch hck he- hec hee heh hek heu hhc hhe hhh hhk hhu hkh hkk hku huc hue huh huk huu kcc kce kch kck kcu ke- kec kee keh kek khe khh khk khu kkc kke kkh kkk kku kuc kue kuh kuk kuu ucc uce uch uck ucu uec uee ueh uhc uhe uhh uhu ukc uke ukk uku uuc uue uuu