| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [vb pp] for [adj] year | 169 |
|
| 2 | [verb] been [vb pp] for three [noun] | 32 |
|
| 3 | [verb] been [verb] for three year | 25 |
|
| 4 | [verb] been [vb pp] [prep] three year | 18 |
|
| 5 | [verb] be [vb pp] for three year | 14 |
|
| 6 | [verb] [been] [vb pp] for three year | 14 |
|
| 7 | [verb] [be] [vb pp] for three year | 14 |
|
