| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [modal v] not be [verb] | 936 |
|
| 2 | they [modal v] not be [vb pp] | 784 |
|
| 3 | [pron] [modal v] not be seen | 100 |
|
| 4 | they [modal v] [adv] be seen | 53 |
|
| 5 | they [modal v] not [be] seen | 24 |
|
| 6 | they [modal v] not be see | 24 |
|
