| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [noun] for [num] years | 30 |
|
| 2 | [been] [noun] for [adj] years | 19 |
|
| 3 | [been] [noun] for [num] [noun pl] | 16 |
|
| 4 | [been] [noun] for [num] [noun] | 16 |
|
| 5 | [been] [noun] for [num] years | 15 |
|
| 6 | [been] [noun] for [num] year | 15 |
|
| 7 | [been] [noun] [prep] [num] years | 15 |
|
| 8 | [been] [noun] [prep] [num] years | 15 |
|
