| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] for [adv] [adj] years | 38 |
|
| 2 | [been] [vb pp] for [adv] [adj] years | 37 |
|
| 3 | [been] [vb pp] for [adv] [num] years | 37 |
|
| 4 | [been] [vb pp] for over [adj] years | 20 |
|
| 5 | [been] [vb pp] for over [adj] years | 20 |
|
| 6 | [been] [vb pp] for about [adj] years | 6 |
|
| 7 | [been] [vb pp] for about [adj] years | 6 |
|
| 8 | [been] established for [adv] [adj] years | 5 |
|
| 9 | [been] [vb pp] for [adv] two years | 5 |
|
| 10 | [been] [vb pp] for [adv] two years | 5 |
|
| 11 | [been] [vb pp] for nearly [adj] years | 5 |
|
| 12 | [been] [vb pp] for nearly [adj] years | 5 |
|
