| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] service | 127 |
|
| 2 | [num] services | 78 |
|
| 3 | three service | 42 |
|
| 4 | two service | 30 |
|
| 5 | one service | 29 |
|
| 6 | 999 service | 11 |
|
| 7 | four service | 8 |
|
