| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] for [adv] [adj] years | 51 |
|
| 2 | [be] [vb pp] for [adv] [adj] years | 50 |
|
| 3 | [be] [vb pp] for [adv] [num] years | 50 |
|
| 4 | been [vb pp] for [adv] [adj] years | 38 |
|
| 5 | [been] [vb pp] for [adv] [adj] years | 38 |
|
| 6 | [be] [vb pp] for over [adj] years | 26 |
|
| 7 | [be] [vb pp] for over [adj] years | 26 |
|
| 8 | [be] [vb pp] for [adv] two years | 9 |
|
| 9 | [be] [vb pp] for [adv] two years | 9 |
|
| 10 | [be] [vb pp] for about [adj] years | 8 |
|
| 11 | [be] [vb pp] for about [adj] years | 8 |
|
| 12 | [was/were] [vb pp] for [adv] [adj] years | 7 |
|
| 13 | [be] [vb pp] for almost [adj] years | 7 |
|
| 14 | [be] [vb pp] for almost [adj] years | 7 |
|
| 15 | was [vb pp] for [adv] [adj] years | 6 |
|
| 16 | [be] established for [adv] [adj] years | 5 |
|
| 17 | [be] [vb pp] for nearly [adj] years | 5 |
|
| 18 | [be] [vb pp] for nearly [adj] years | 5 |
|
