| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] [prep] [adj] [noun] ' | 94 |
|
| 2 | [prep] [adj] [noun] ' service | 69 |
|
| 3 | [num] [prep] [adj] [noun] service | 7 |
|
| 4 | [num] [adj] [noun] ' service | 5 |
|
