| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] is [vb pp] [adj] | 632 |
|
| 2 | [pron] is often [vb pp] | 551 |
|
| 3 | [pron] is often [adj] | 412 |
|
| 4 | is often [vb pp] [adj] | 25 |
|
