| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adv] for a | 98 |
|
| 2 | [verb] been [adv] for a | 98 |
|
| 3 | [vb -s] been [adv] for a | 31 |
|
| 4 | 's been [adv] for [art] | 18 |
|
| 5 | 's been [adv] for [art] | 18 |
|
| 6 | 's been [adv] [prep] a | 17 |
|
| 7 | 's been [adv] [prep] a | 17 |
|
| 8 | 's [been] [adv] for a | 11 |
|
| 9 | 's be [adv] for a | 11 |
|
| 10 | 's been [adv] for a | 11 |
|
| 11 | 's [be] [adv] for a | 11 |
|
| 12 | 's been [adv] for a | 11 |
|
