| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [pron] for | 2854 |
|
| 2 | [vb base] [pron] necessary | 67 |
|
| 3 | [pron] necessary for | 58 |
|
| 4 | [vb base] necessary for | 11 |
|
