| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] [adv] for [det] years | 7 |
|
| 2 | [been] [v-ing] [adv] for [det] years | 5 |
|
| 3 | [been] [adv] [verb] for [det] years | 8 |
|
| 4 | [been] [adv] [vb pp] for [det] years | 8 |
|
