| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] been [verb] for [num] [noun] | 54 |
|
| 2 | [adv] been [verb] for [num] [noun pl] | 48 |
|
| 3 | [adv] be [verb] for [num] years | 32 |
|
| 4 | [adv] [be] [verb] for [num] years | 32 |
|
| 5 | [adv] been [verb] for [adj] years | 30 |
|
| 6 | [adv] been [verb] [prep] [num] years | 29 |
|
| 7 | [adv] been [verb] [prep] [num] years | 29 |
|
| 8 | [adv] been [verb] for [num] year | 23 |
|
| 9 | [adv] been [verb] for [num] years | 22 |
|
| 10 | [adv] [been] [verb] for [num] years | 22 |
|
