| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] a fourth [noun sg] | 20 |
|
| 2 | [vb pp] for a fourth [noun sg] | 9 |
|
| 3 | [vb pp] [prep] a fourth term | 6 |
|
| 4 | [vb pp] by a fourth [noun sg] | 6 |
|
