| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] service [is] to be | 9 |
|
| 2 | [conj] service is to be | 9 |
|
| 3 | [conj] service [is] to be | 9 |
|
| 4 | [subord] service [is] to be | 7 |
|
