| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it may be [verb] | 1174 |
|
| 2 | it may be [vb pp] | 1101 |
|
| 3 | it [modal v] be recalled | 84 |
|
| 4 | [pron] may be recalled | 11 |
|
| 5 | [pers pn] may be recalled | 10 |
|
| 6 | it may [be] recalled | 8 |
|
| 7 | it may be recalled | 8 |
|
| 8 | it may be recalled | 8 |
|
| 9 | it may be recall | 8 |
|
| 10 | it may [be] recalled | 8 |
|
