| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it must [be] [adj] for | 47 |
|
| 2 | must [be] [adj] for [pron] | 45 |
|
| 3 | it [be] [adj] for [pron] | 33 |
|
| 4 | it must [be] for [pron] | 6 |
|
