| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [vb pp] to be [v-ing] | 75 |
|
| 2 | [modal v] be [vb pp] to be [v-ing] | 75 |
|
| 3 | [modal v] be said to be [v-ing] | 25 |
|
| 4 | can be [vb pp] to be [v-ing] | 25 |
|
| 5 | can be [vb pp] to be [v-ing] | 25 |
|
| 6 | [modal v] be seen to be [v-ing] | 19 |
|
| 7 | could be [vb pp] to be [v-ing] | 14 |
|
| 8 | could be [vb pp] to be [v-ing] | 14 |
|
| 9 | may be [vb pp] to be [v-ing] | 11 |
|
| 10 | may be [vb pp] to be [v-ing] | 11 |
|
| 11 | [modal v] be [vb pp] to be doing | 6 |
|
| 12 | must be [vb pp] to be [v-ing] | 5 |
|
| 13 | will be [vb pp] to be [v-ing] | 5 |
|
| 14 | [modal v] be assumed to be [v-ing] | 5 |
|
| 15 | must be [vb pp] to be [v-ing] | 5 |
|
| 16 | will be [vb pp] to be [v-ing] | 5 |
|
| 17 | might be [vb pp] to be [v-ing] | 5 |
|
| 18 | [modal v] be considered to be [v-ing] | 5 |
|
| 19 | might be [vb pp] to be [v-ing] | 5 |
|
