| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] is [prep] [pers pn] | 502 |
|
| 2 | but [pron] is [prep] | 405 |
|
| 3 | but [pron] [prep] [pers pn] | 201 |
|
| 4 | but [pron] is [pers pn] | 60 |
|
