| Count | Prefix |
|---|---|
| 942 | ca- |
| 23 | ca. |
| 7 | ca0 |
| 39 | ca1 |
| 39 | ca2 |
| 19 | ca3 |
| 25 | ca4 |
| 10 | ca5 |
| 8 | ca6 |
| 11 | ca7 |
| 12 | ca8 |
| 71 | ca9 |
| 990 | caa |
| 9,497 | cab |
| 3,731 | cac |
| 6,358 | cad |
| 1,456 | cae |
| 8,684 | caf |
| 1,232 | cag |
| 1,012 | cah |
| 3,914 | cai |
| 1,274 | caj |
| 1,753 | cak |
| 36,890 | cal |
| 34,063 | cam |
| 40,973 | can |
| 668 | cao |
| 27,254 | cap |
| 68 | caq |
| 92,550 | car |
| 48,493 | cas |
| 23,480 | cat |
| 2,180 | cau |
| 4,147 | cav |
| 542 | caw |
| 155 | cax |
| 1,508 | cay |
| 731 | caz |