| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [adv] [adj] [noun] | 87 |
|
| 2 | [vb mod] [vb infin] been [adv] [adj] year | 19 |
|
| 3 | [vb mod] [verb] been [adv] [adj] year | 19 |
|
| 4 | [vb mod] have been [adv] [adj] year | 19 |
|
| 5 | [vb mod] have been [adv] [adj] year | 16 |
|
| 6 | [vb mod] have [be] [adv] [adj] year | 16 |
|
| 7 | [modal v] have been [adv] [adj] year | 16 |
|
| 8 | [vb mod] have be [adv] [adj] year | 16 |
|
| 9 | [vb mod] have [been] [adv] [adj] year | 16 |
|
