| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pos pn] [noun] [adv] before they | 5 |
|
| 2 | [prep] [pos pn] [noun] [adv] before they | 5 |
|
| 3 | [pos pn] [noun] [adv] before they [verb] | 9 |
|
| 4 | [pos pn] [noun] [adv] before they [vb base] | 7 |
|
