| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] [adv] for [noun] | 20 |
|
| 2 | have [been] [vb pp] [adv] for [noun] | 12 |
|
| 3 | have [been] [verb] [adv] for [noun pl] | 12 |
|
| 4 | have [been] [v-ing] [adv] for [noun] | 8 |
|
| 5 | have [been] [verb] [adv] for [noun sg] | 8 |
|
| 6 | have [been] [verb] [adv] for year | 6 |
|
| 7 | have [been] [verb] [adv] for years | 6 |
|
