| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] and [noun] | 3431 |
|
| 2 | and [noun] obtain | 52 |
|
| 3 | [vb pp] and obtain | 17 |
|
| 4 | [vb pp] [noun] obtain | 8 |
|
