| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] for several [noun] | 25 |
|
| 2 | [be] [verb] for several [noun pl] | 25 |
|
| 3 | [be] [vb pp] for several [noun] | 24 |
|
| 4 | [be] [verb] for several years | 7 |
|
| 5 | [be] [verb] for several year | 7 |
|
| 6 | [be] [verb] for several month | 5 |
|
| 7 | [be] [verb] for several months | 5 |
|
