| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [prep] several years [pron] | 5 |
|
| 2 | [prep] several years [conj] [pron] | 21 |
|
| 3 | [prep] several years [coord] [pron] | 11 |
|
| 4 | [prep] several years [subord] [pron] | 9 |
|
| 5 | [prep] several years and [pron] | 8 |
|
| 6 | [prep] several years and [pron] | 8 |
|
| 7 | [prep] several years [prep] [pron] | 7 |
|
| 8 | [prep] several years [prep] [pron] | 7 |
|
| 9 | [prep] several years [adv] [pron] | 5 |
|
| 10 | [prep] several years [pron] [verb] | 23 |
|
| 11 | [prep] several years [pron] [vb past] | 17 |
|
| 12 | [prep] several years [pron] have | 8 |
|
| 13 | [prep] several years [pron] [be] | 5 |
|
| 14 | [prep] several years [pron] was | 5 |
|
| 15 | [prep] several years [pron] be | 5 |
|
| 16 | [prep] several years [pron] [was/were] | 5 |
|
