| Count | Prefix |
|---|---|
| 149 | cbs- |
| 34 | cbs. |
| 17 | cbs1 |
| 12 | cbs2 |
| 5 | cbs3 |
| 14 | cbs4 |
| 5 | cbs5 |
| 3 | cbs6 |
| 4 | cbs7 |
| 3 | cbs8 |
| 1 | cbs9 |
| 99 | cbsa |
| 42 | cbsb |
| 97 | cbsc |
| 40 | cbsd |
| 139 | cbse |
| 32 | cbsf |
| 23 | cbsg |
| 50 | cbsh |
| 87 | cbsi |
| 8 | cbsj |
| 16 | cbsk |
| 50 | cbsl |
| 81 | cbsm |
| 55 | cbsn |
| 70 | cbso |
| 86 | cbsp |
| 2 | cbsq |
| 42 | cbsr |
| 123 | cbss |
| 100 | cbst |
| 32 | cbsu |
| 13 | cbsv |
| 38 | cbsw |
| 2 | cbsx |
| 13 | cbsy |
| 1 | cbsz |