| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be regarded as | 327 |
|
| 2 | [modal v] be regarded as | 327 |
|
| 3 | must be [verb] as | 195 |
|
| 4 | must be [vb pp] as | 195 |
|
| 5 | must be regarded [conj] | 32 |
|
| 6 | must [be] regarded as | 31 |
|
| 7 | must be regard as | 31 |
|
| 8 | must be regarded as | 31 |
|
| 9 | must be regarded as | 31 |
|
| 10 | must [be] regarded as | 31 |
|
