| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [vb -s] a | 25258 |
|
| 2 | [noun] service [vb -s] | 374 |
|
| 3 | service [vb -s] a | 53 |
|
| 4 | [noun] service a | 13 |
|
