| Termen/ Term | Nr. aparižii/ No. occurrences |
| CIUCSINGEORGIU | 35 |
| CIUCSINGIORGIU | 3 |
| CIUGUD | 8 |
| CIULNITA | 6 |
| CIUMANI | 8 |
| CIUPERCENI | 4 |
| CIURILA | 1 |
| CIURULEASA | 2 |
| CIUSINGEORGIU | 1 |
| CLEJA | 21 |
| CLEJAN | 1 |
| CLEJANI | 40 |
| CLJANI | 1 |
| CLOPODIVA | 1 |
| CLOPOTIVA | 5 |
| CLUJ | 1 |
| CNEPET | 2 |
| COBADIN | 18 |
| COBATESTI | 1 |
| COCIU | 2 |
| COCIUBA MARE | 1 |
| COGEALAC | 11 |
| COLAFINDESTI | 1 |
| COLDAU | 3 |
| COLIBASI | 1 |
| COLMENI | 1 |
| COLTI | 1 |
| COMANA | 18 |
| COMANA DE JOS | 1 |
| COMANESTI | 4 |
| COMANI | 1 |
| COMARNA | 4 |
| COMISANI | 2 |
| COMLOSU MARE | 1 |
| CONCESTI | 4 |
| CONOP | 9 |
| CONSTANTA | 2 |
| COPACEL | 1 |
| COPACELE | 1 |
| COPALAU | 4 |
| COPALNIC BANASTUR | 1 |
| COPALNIC MANASTUR | 16 |
| COPALNIC-MANASTUR | 9 |
| COPLAN | 2 |
| CORABIA | 2 |
| CORBASCA | 12 |
| CORBEASCA | 5 |
| CORBENI | 2 |
| CORBESTI | 5 |
| CORBI | 43 |