| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may be regarded as a | 56 |
|
| 2 | may be regarded [prep] a | 56 |
|
| 3 | may be regarded as a | 56 |
|
| 4 | may be regarded [prep] a | 43 |
|
| 5 | may be regarded [prep] an | 13 |
|
