| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] for several [noun] | 125 |
|
| 2 | [been] [adv] for [noun] | 63 |
|
| 3 | [been] [adv] for several | 6 |
|
| 4 | [been] [adv] several [noun] | 6 |
|
