| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [verb] been [adj] [noun] | 90 |
|
| 2 | [vb mod] [verb] been [adj] year | 32 |
|
| 3 | [modal v] [verb] been [adj] year | 32 |
|
| 4 | may [verb] been [adj] year | 5 |
|
| 5 | may [verb] [been] [adj] year | 5 |
|
| 6 | may [verb] be [adj] year | 5 |
|
| 7 | may [verb] [be] [adj] year | 5 |
|
