| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can be [verb] | 39872 |
|
| 2 | can be [vb pp] | 39670 |
|
| 3 | [vb mod] be obtained | 1298 |
|
| 4 | [modal v] be obtained | 1298 |
|
| 5 | can be obtain | 782 |
|
| 6 | can be obtained | 782 |
|
| 7 | can [be] obtained | 782 |
|
| 8 | can [be] obtained | 782 |
|
| 9 | can be obtained | 782 |
|
