| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be seen to be [vb pp] [prep] | 17 |
|
| 2 | be seen to be [v-ing] [prep] | 12 |
|
| 3 | be seen to be [verb] in | 9 |
|
| 4 | be seen to be [verb] by | 6 |
|
