| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [pers pn] once a [noun sg] | 15 |
|
| 2 | [vb base] them once a [noun] | 6 |
|
| 3 | [vb base] it once a [noun] | 6 |
|
| 4 | [vb base] [pers pn] once a week | 6 |
|
| 5 | [vb base] [pers pn] once a week | 6 |
|
