| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be for [pron] | 145 |
|
| 2 | [modal v] be for [pron] | 145 |
|
| 3 | must be [prep] [pron] | 109 |
|
| 4 | must be [prep] [pron] | 109 |
|
| 5 | must be for [pron] | 12 |
|
| 6 | must [be] for [pron] | 12 |
|
| 7 | must be for [pron] | 12 |
|
